# Piper PA-31T

- Type: Aircraft model (FAA registry)
- Registry code: 7103124
- Manufacturer (registry): PIPER
- Model: PA-31T
- Aircraft type: Fixed wing multi engine
- Category: Airplane
- Engines: 2 · Turbo-prop
- Seats: 8
- Weight class: Up to 12,499 lb
- Cruise speed: 162 mph
- Certification: Type certificated
- Data sheet: [TCDS A8EA](https://openairdocs.org/tcds/A8EA) (OpenAirDocs)
- Holder: Piper Aircraft Inc.
- Registered aircraft: 87
- Page: https://openairdocs.org/model/piper-pa-31t

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

- [AD 2017-02-06](https://openairdocs.org/ad/2017-02-06): Electrical Power/Electrical Power System Wiring · Piper PA-31P-350, PA-31T, PA-31T1 and 2 more. Effective Feb 22, 2017
- [AD 2012-10-09](https://openairdocs.org/ad/2012-10-09): Placards and Markings · Piper PA-31T and PA-31T1. Effective Jun 29, 2012
- [AD 2009-13-06 R1](https://openairdocs.org/ad/2009-13-06-R1): Doors · Piper PA-23, PA-23-160, PA-23-235 and 16 more. Effective Nov 3, 2011
- [AD 2005-18-20](https://openairdocs.org/ad/2005-18-20): "FASTprop" propeller de-icers · Hartzell PHC-C3YF-1RF/F8468A(B,K)-8R constant speed propeller (STC SA00718LA or 17 others). Effective Oct 14, 2005
- [AD 2004-25-16 R1](https://openairdocs.org/ad/2004-25-16-R1): Fuel regulator shutoff valve · Bombardier CL-215-1A10, CL-215-6B11 (CL-215T Variant), CL-215-6B11 (CL-415 Variant) and 64 more. Effective Jun 20, 2005
- [AD 2005-01-19](https://openairdocs.org/ad/2005-01-19): Mode S transponders · GARMIN International GTX 330D, GTX 330, GTX 33D and 830 more. Effective Feb 23, 2005
- [AD 2003-24-07](https://openairdocs.org/ad/2003-24-07): Rudder torque tube · Piper PA-31, PA-31-300, PA-31-325 and 7 more. Effective Feb 9, 2004
- [AD 2001-06-01](https://openairdocs.org/ad/2001-06-01): Elevator Structure · Piper PA-31, PA-31-300, PA-31-325 and 7 more. Effective May 8, 2001
- [AD 2000-25-01](https://openairdocs.org/ad/2000-25-01): Main Landing Gear Door Hinges · Piper PA-31, PA-31-300, PA-31-325 and 7 more. Effective Jan 19, 2001
- [AD 2000-06-06](https://openairdocs.org/ad/2000-06-06): Pneumatic Deicing Boots · Piper PA-31, PA-31-300, PA-31-325 and 7 more. Effective May 5, 2000
- [AD 99-14-01](https://openairdocs.org/ad/99-14-01): AFM - Limitations Section - Icing · Piper PA-23, PA-23-160, PA-23-235 and 21 more. Effective Aug 17, 1999
- [AD 98-25-02](https://openairdocs.org/ad/98-25-02): Top-mounted Antenna · Bell Helicopter Textron Canada 407, 172, 172A and 243 more. Effective Dec 22, 1998
- [AD 98-14-03](https://openairdocs.org/ad/98-14-03): Transponders · Cessna 172, 172A, 172B and 230 more. Effective Aug 16, 1998
- [AD 97-26-12](https://openairdocs.org/ad/97-26-12): AFM - Limitations Section - Power Levers · Piper PA-31T, PA-31T1, PA-31T2 and 4 more. Effective Jan 28, 1998
- [AD 97-16-10](https://openairdocs.org/ad/97-16-10): Filters · Cessna 310R, T310R, 36 and 17 more. Effective Sep 18, 1997
- [AD 96-24-13](https://openairdocs.org/ad/96-24-13): Landing Gear Selector Cable · Piper PA-31, PA-31-325, PA-31-350 and 2 more. Effective Jan 17, 1997
- [AD 96-21-11](https://openairdocs.org/ad/96-21-11): Main Landing Gear Actuator Reinforcement Bracket · Piper PA-31, PA-31-300, PA-31-325 and 7 more. Effective Dec 16, 1996
- [AD 96-21-04](https://openairdocs.org/ad/96-21-04): Hydraulic Hose Inspection · Piper PA-23, PA-23-160, PA-23-235 and 13 more. Effective Dec 10, 1996
- [AD 96-21-03](https://openairdocs.org/ad/96-21-03): Aileron Spar Crack Inspection · Piper PA-31, PA-31-300, PA-31-325 and 11 more. Effective Dec 10, 1996
- [AD 96-10-13](https://openairdocs.org/ad/96-10-13): Bulkhead Assembly Inspection · Piper PA-31T, PA-31T1, PA-31T2 and 1 more. Effective Jun 27, 1996
- [AD 94-06-04](https://openairdocs.org/ad/94-06-04): Mask Regulators · Airbus A320-111, A320-211, A320-212 and 19 more. Effective May 23, 1994
- [AD 93-24-02 R1](https://openairdocs.org/ad/93-24-02-R1): Elevator Control Tube Assembly · Piper PA-31, PA-31-300, PA-31-325 and 7 more. Effective Feb 15, 1994
- [AD 92-27-05](https://openairdocs.org/ad/92-27-05): Aileron Control System · Piper PA-31, PA-31-300, PA-31-325 and 7 more. Effective Jan 29, 1993
- [AD 85-08-05](https://openairdocs.org/ad/85-08-05): Strut Housing Inspection · Piper PA-31, PA-31-300, PA-31-325 and 6 more. Effective May 15, 1985
- [AD 82-27-13 R2](https://openairdocs.org/ad/82-27-13-R2): Flap Extension System · Piper PA-31, PA-31-300, PA-31-325 and 4 more. Effective Aug 18, 1983
- [AD 82-11-04](https://openairdocs.org/ad/82-11-04): Emergency Exit Window Modification · Piper PA-31T, PA-31T1 and PA-31T2. Effective Jun 3, 1982
- [AD 81-23-06](https://openairdocs.org/ad/81-23-06): Flap Track Structure · Piper PA-31P, PA-31T and PA-31T1. Effective Nov 16, 1981
- [AD 81-01-01](https://openairdocs.org/ad/81-01-01): Propeller Deice Relay · Piper PA-31T and PA-31T1. Effective Feb 27, 1981
- [AD 80-25-05](https://openairdocs.org/ad/80-25-05): Voltage Regulator Modification · Piper PA-31T and PA-31T1. Effective Feb 12, 1981
- [AD 80-14-08](https://openairdocs.org/ad/80-14-08): Airplane Flight Manual Revision · Piper PA-31T. Effective Jul 7, 1980
- [AD 80-01-08](https://openairdocs.org/ad/80-01-08): Oil Cooler Inlet Hose Assembly · Piper PA-31T and PA-31T1. Effective Jan 14, 1980
- [AD 79-19-09](https://openairdocs.org/ad/79-19-09): Electroluminescent Panel Inverters · Piper PA-31T and PA-31T1. Effective Sep 25, 1979
- [AD 79-14-02](https://openairdocs.org/ad/79-14-02): Control Wheel Shaft Stud · Piper PA-31, PA-31-300, PA-31-325 and 4 more. Effective Jul 6, 1979
- [AD 79-12-02](https://openairdocs.org/ad/79-12-02): Elevator Surface Travel · Piper PA-31, PA-31-300, PA-31-325 and 4 more. Effective Jul 2, 1979
- [AD 78-12-06](https://openairdocs.org/ad/78-12-06): Nose Landing Gear Wheel Assembly · Piper PA-31T. Effective May 9, 1979
- [AD 78-02-01](https://openairdocs.org/ad/78-02-01): Main Landing Gear · Piper PA-31T and PA-31T1. Effective May 9, 1979
- [AD 78-25-03](https://openairdocs.org/ad/78-25-03): Hose Assemblies · Piper PA-23-250, PA-28R-180, PA-28R-200 and 11 more. Effective Jan 15, 1979
- [AD 78-13-06](https://openairdocs.org/ad/78-13-06): Main Landing Gear Wheel Assembly · Piper PA-31T. Effective Jun 29, 1978
- [AD 78-08-12](https://openairdocs.org/ad/78-08-12): Flap System Operation · Piper PA-31T. Effective Apr 26, 1978
- [AD 77-08-02](https://openairdocs.org/ad/77-08-02): Electrical Short · Piper PA-31, PA-31-300, PA-31-325 and 3 more. Effective Nov 15, 1977
- [AD 76-18-06](https://openairdocs.org/ad/76-18-06): Elevator Structure · Piper PA-31T. Effective Sep 10, 1976
- [AD 76-04-11](https://openairdocs.org/ad/76-04-11): Loose Bolts · Piper PA-31, PA-31-300, PA-31-325 and 3 more. Effective Mar 5, 1976
- [AD 75-16-02](https://openairdocs.org/ad/75-16-02): Rudder Nose Gear · Piper PA-31P and PA-31T. Effective Jul 29, 1975

Historical (superseded or no longer in force):

- [AD 2009-13-06](https://openairdocs.org/ad/2009-13-06) (historical): Nose baggage door · Piper PA-23, PA-23-160, PA-23-235 and 16 more. Effective Jul 24, 2009
- [AD 80-26-05](https://openairdocs.org/ad/80-26-05) (historical): Main Landing Gear Door Hinges · Piper Aircraft, Inc., The New PA-31, PA-31-300, PA-31-325 and 4 more. Effective Dec 19, 1980
- [AD 80-11-06](https://openairdocs.org/ad/80-11-06) (historical): Aircraft Data Plate · Piper PA-31T and PA-31T1. Effective May 28, 1980
- [AD 80-02-15](https://openairdocs.org/ad/80-02-15) (historical): Elevator Butt Rib Cracks · Piper Aircraft, Inc., The New PA-31P, PA-31T and PA-31T1. Effective Jan 29, 1980
- [AD 76-03-01](https://openairdocs.org/ad/76-03-01) (historical): Elevator Trim Tab System · Piper Aircraft, Inc., The New PA-31T. Effective Feb 9, 1976

## Information bulletins (advisory) (4)

- [SAIB CE-17-05](https://openairdocs.org/saib/CE-17-05): Electrical Power/Electrical Power System Wiring. Issued Dec 16, 2016
- [SAIB CE-08-11](https://openairdocs.org/saib/CE-08-11): Landing Gear. Issued Jan 9, 2008
- [SAIB ACE-98-01](https://openairdocs.org/saib/ACE-98-01): . Issued Oct 17, 1997
- [SAIB ACE-96-16](https://openairdocs.org/saib/ACE-96-16): . Issued Dec 24, 1996

## Registered aircraft (87, first 50)

- [N108UC](https://openairdocs.org/aircraft/N108UC): [Hot Springs Flyers Inc](https://openairdocs.org/faa-owner/HOT%20SPRINGS%20FLYERS%20INC), [Covington, LA](https://openairdocs.org/faa-place/LA/Covington), built 1979, S/N 31T-8020018
- [N111JF](https://openairdocs.org/aircraft/N111JF): [Joyce Aviation Inc](https://openairdocs.org/faa-owner/JOYCE%20AVIATION%20INC), [Winston Salem, NC](https://openairdocs.org/faa-place/NC/Winston%20Salem), built 1981, S/N 31T8120012
- [N115BM](https://openairdocs.org/aircraft/N115BM): [Ashland Water Group](https://openairdocs.org/faa-owner/ASHLAND%20WATER%20GROUP), [Ashland, OH](https://openairdocs.org/faa-place/OH/Ashland), built 1982, S/N 31T-8120053
- [N115PC](https://openairdocs.org/aircraft/N115PC): [Dodson International Parts Inc](https://openairdocs.org/faa-owner/DODSON%20INTERNATIONAL%20PARTS%20INC), [Pelkie, MI](https://openairdocs.org/faa-place/MI/Pelkie), built 1977, S/N 31T-7820001
- [N1183G](https://openairdocs.org/aircraft/N1183G): [C A R Lease Corp](https://openairdocs.org/faa-owner/C%20A%20R%20LEASE%20CORP), [Brentwood, TN](https://openairdocs.org/faa-place/TN/Brentwood), built 1979, S/N 31T-7920086
- [N118WC](https://openairdocs.org/aircraft/N118WC): [Halair Inc](https://openairdocs.org/faa-owner/HALAIR%20INC), [Diablo, CA](https://openairdocs.org/faa-place/CA/Diablo), built 1979, S/N 31T-8020020
- [N131PC](https://openairdocs.org/aircraft/N131PC): [Southern Aircraft Consultancy Inc Trustee](https://openairdocs.org/faa-owner/SOUTHERN%20AIRCRAFT%20CONSULTANCY%20INC%20TRUSTEE), [Casper, WY](https://openairdocs.org/faa-place/WY/Casper), built 1977, S/N 31T-7820009
- [N139CS](https://openairdocs.org/aircraft/N139CS): [Cheyenne Flight Group LLC](https://openairdocs.org/faa-owner/CHEYENNE%20FLIGHT%20GROUP%20LLC), [Wallingford, CT](https://openairdocs.org/faa-place/CT/Wallingford), S/N 31T-8120004
- [N14TN](https://openairdocs.org/aircraft/N14TN): [Gonzalez-Ruiz Antonio R](https://openairdocs.org/faa-owner/GONZALEZ-RUIZ%20ANTONIO%20R), [Mountain Brk, AL](https://openairdocs.org/faa-place/AL/Mountain%20Brk), built 1981, S/N 31T-8120060
- [N154CA](https://openairdocs.org/aircraft/N154CA): [Fedair Inc](https://openairdocs.org/faa-owner/FEDAIR%20INC), [Indianapolis, IN](https://openairdocs.org/faa-place/IN/Indianapolis), built 1980, S/N 31T-8020085
- [N155MC](https://openairdocs.org/aircraft/N155MC): [White Bay Aviation LLC](https://openairdocs.org/faa-owner/WHITE%20BAY%20AVIATION%20LLC), [Corpus Christi, TX](https://openairdocs.org/faa-place/TX/Corpus%20Christi), built 1978, S/N 31T-7820069
- [N171JP](https://openairdocs.org/aircraft/N171JP): [Central Virginia Aviation Inc](https://openairdocs.org/faa-owner/CENTRAL%20VIRGINIA%20AVIATION%20INC), [North Dinwiddie, VA](https://openairdocs.org/faa-place/VA/North%20Dinwiddie), S/N 31T-7720028
- [N178SG](https://openairdocs.org/aircraft/N178SG): [Tango Tango LLC](https://openairdocs.org/faa-owner/TANGO%20TANGO%20LLC), [Naples, FL](https://openairdocs.org/faa-place/FL/Naples), S/N 31T-8020044
- [N181DC](https://openairdocs.org/aircraft/N181DC): [Alliance Air Parts Acquisitions Corp](https://openairdocs.org/faa-owner/ALLIANCE%20AIR%20PARTS%20ACQUISITIONS%20CORP), [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City), S/N 31T-7520026, Non-citizen corporation, flight hours not reported
- [N186GA](https://openairdocs.org/aircraft/N186GA): [Davis Aviation Inc DBA](https://openairdocs.org/faa-owner/DAVIS%20AVIATION%20INC%20DBA), [Brandon, MS](https://openairdocs.org/faa-place/MS/Brandon), S/N 31T-7820086
- [N195AA](https://openairdocs.org/aircraft/N195AA): [Air Travel Management LLC](https://openairdocs.org/faa-owner/AIR%20TRAVEL%20MANAGEMENT%20LLC), [Lemont Furnace, PA](https://openairdocs.org/faa-place/PA/Lemont%20Furnace), built 1978, S/N 31T7904001
- [N1976J](https://openairdocs.org/aircraft/N1976J): [Lock Haven Aircraft Sales](https://openairdocs.org/faa-owner/LOCK%20HAVEN%20AIRCRAFT%20SALES), [Lock Haven, PA](https://openairdocs.org/faa-place/PA/Lock%20Haven), built 1974, S/N 31T-7520005
- [N200PG](https://openairdocs.org/aircraft/N200PG): [Panther Enterprises LLC](https://openairdocs.org/faa-owner/PANTHER%20ENTERPRISES%20LLC), [Fort Myers, FL](https://openairdocs.org/faa-place/FL/Fort%20Myers), built 1979, S/N 31T-7920015
- [N20WL](https://openairdocs.org/aircraft/N20WL): [Sch Aviation Inc Trustee](https://openairdocs.org/faa-owner/SCH%20AVIATION%20INC%20TRUSTEE), Sporle Kings Lynn, built 1976, S/N 31T-7720011
- [N227TM](https://openairdocs.org/aircraft/N227TM): [Med Care Inc](https://openairdocs.org/faa-owner/MED%20CARE%20INC), [Grand Island, NE](https://openairdocs.org/faa-place/NE/Grand%20Island), S/N 31T-7400008
- [N22AW](https://openairdocs.org/aircraft/N22AW): [Air What What LLC](https://openairdocs.org/faa-owner/AIR%20WHAT%20WHAT%20LLC), [Clackamas, OR](https://openairdocs.org/faa-place/OR/Clackamas), built 1979, S/N 31T-7920059
- [N22WF](https://openairdocs.org/aircraft/N22WF): [Bemidji Aviation Services Inc](https://openairdocs.org/faa-owner/BEMIDJI%20AVIATION%20SERVICES%20INC), [Bemidji, MN](https://openairdocs.org/faa-place/MN/Bemidji), built 1978, S/N 31T-7920007
- [N233PS](https://openairdocs.org/aircraft/N233PS): [Dodson International Parts Inc](https://openairdocs.org/faa-owner/DODSON%20INTERNATIONAL%20PARTS%20INC), [Rantoul, KS](https://openairdocs.org/faa-place/KS/Rantoul), built 1978, S/N 31T-7820039
- [N284SB](https://openairdocs.org/aircraft/N284SB): [Westwind Inc](https://openairdocs.org/faa-owner/WESTWIND%20INC), [Liberal, KS](https://openairdocs.org/faa-place/KS/Liberal), S/N 31T-7820074
- [N28BG](https://openairdocs.org/aircraft/N28BG): [Kapowsin Air Sports Ltd](https://openairdocs.org/faa-owner/KAPOWSIN%20AIR%20SPORTS%20LTD), [Shelton, WA](https://openairdocs.org/faa-place/WA/Shelton), built 1976, S/N 31T-7720005
- [N294ZP](https://openairdocs.org/aircraft/N294ZP): [Cumulus Aviation Inc Trustee](https://openairdocs.org/faa-owner/CUMULUS%20AVIATION%20INC%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1980, S/N 31T-8020063
- [N302TA](https://openairdocs.org/aircraft/N302TA): [Midwest Flying Service LLC](https://openairdocs.org/faa-owner/MIDWEST%20FLYING%20SERVICE%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1980, S/N 31T-8020046
- [N30DU](https://openairdocs.org/aircraft/N30DU): [Htf Aviation LLC](https://openairdocs.org/faa-owner/HTF%20AVIATION%20LLC), [Kalispell, MT](https://openairdocs.org/faa-place/MT/Kalispell), S/N 31T-7720054
- [N324AR](https://openairdocs.org/aircraft/N324AR): [Parrish Blake](https://openairdocs.org/faa-owner/PARRISH%20BLAKE), [Seminole, TX](https://openairdocs.org/faa-place/TX/Seminole), S/N 31T-7620052
- [N333XX](https://openairdocs.org/aircraft/N333XX): [Arnot Robert](https://openairdocs.org/faa-owner/ARNOT%20ROBERT), [Stowe, VT](https://openairdocs.org/faa-place/VT/Stowe), S/N 31T-7920038
- [N336P](https://openairdocs.org/aircraft/N336P): [N336p LLC](https://openairdocs.org/faa-owner/N336P%20LLC), [Williamstown, NJ](https://openairdocs.org/faa-place/NJ/Williamstown), built 1974, S/N 31T-7400003
- [N390JD](https://openairdocs.org/aircraft/N390JD): [Severn Aeronautics Ltd](https://openairdocs.org/faa-owner/SEVERN%20AERONAUTICS%20LTD), [Annapolis, MD](https://openairdocs.org/faa-place/MD/Annapolis), built 1978, S/N 31T-7820061
- [N396JH](https://openairdocs.org/aircraft/N396JH): [Goode Todd](https://openairdocs.org/faa-owner/GOODE%20TODD), [Nampa, ID](https://openairdocs.org/faa-place/ID/Nampa), S/N 31T-7920087
- [N39EH](https://openairdocs.org/aircraft/N39EH): [Air Travel Management Of Delaware LLC](https://openairdocs.org/faa-owner/AIR%20TRAVEL%20MANAGEMENT%20OF%20DELAWARE%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1978, S/N 31T-7920020
- [N400CM](https://openairdocs.org/aircraft/N400CM): [Aerial Surveys International LLC](https://openairdocs.org/faa-owner/AERIAL%20SURVEYS%20INTERNATIONAL%20LLC), [Watkins, CO](https://openairdocs.org/faa-place/CO/Watkins), built 1976, S/N 31T-7620040
- [N406RS](https://openairdocs.org/aircraft/N406RS): [Aero South Florida Inc](https://openairdocs.org/faa-owner/AERO%20SOUTH%20FLORIDA%20INC), [Deerfield Beach, FL](https://openairdocs.org/faa-place/FL/Deerfield%20Beach), built 1979, S/N 31T-7920048
- [N40TT](https://openairdocs.org/aircraft/N40TT): [Heiderscheidt Aerial LLC](https://openairdocs.org/faa-owner/HEIDERSCHEIDT%20AERIAL%20LLC), [Sleepy Eye, MN](https://openairdocs.org/faa-place/MN/Sleepy%20Eye), built 1975, S/N 31T-7520023
- [N427DD](https://openairdocs.org/aircraft/N427DD): [Yunus Asim](https://openairdocs.org/faa-owner/YUNUS%20ASIM), [Saginaw, MI](https://openairdocs.org/faa-place/MI/Saginaw), built 1978, S/N 31T-7820029
- [N427TA](https://openairdocs.org/aircraft/N427TA): [Aircraft Properties LLC](https://openairdocs.org/faa-owner/AIRCRAFT%20PROPERTIES%20LLC), [Hampstead, NC](https://openairdocs.org/faa-place/NC/Hampstead), built 1977, S/N 31T-7720027
- [N43WH](https://openairdocs.org/aircraft/N43WH): [Laurel Malibu LLC](https://openairdocs.org/faa-owner/LAUREL%20MALIBU%20LLC), [Windber, PA](https://openairdocs.org/faa-place/PA/Windber), built 1982, S/N 31T-8120068
- [N444PC](https://openairdocs.org/aircraft/N444PC): [Valiair Limited Company Trustee](https://openairdocs.org/faa-owner/VALIAIR%20LIMITED%20COMPANY%20TRUSTEE), [Casper, WY](https://openairdocs.org/faa-place/WY/Casper), built 1979, S/N 31T-7920066
- [N444RC](https://openairdocs.org/aircraft/N444RC): [Tiffin Aire Inc](https://openairdocs.org/faa-owner/TIFFIN%20AIRE%20INC), [Tiffin, OH](https://openairdocs.org/faa-place/OH/Tiffin), built 1975, S/N 31T-7520030
- [N455MM](https://openairdocs.org/aircraft/N455MM): [Miklus Enterprises LLC](https://openairdocs.org/faa-owner/MIKLUS%20ENTERPRISES%20LLC), [Middletown, DE](https://openairdocs.org/faa-place/DE/Middletown), built 1980, S/N 31T-8020087
- [N473GG](https://openairdocs.org/aircraft/N473GG): [Tiffin Aire Inc](https://openairdocs.org/faa-owner/TIFFIN%20AIRE%20INC), [Tiffin, OH](https://openairdocs.org/faa-place/OH/Tiffin), S/N 31T-7820026
- [N47JF](https://openairdocs.org/aircraft/N47JF): [Reeve Howard E](https://openairdocs.org/faa-owner/REEVE%20HOWARD%20E), [Minot, ND](https://openairdocs.org/faa-place/ND/Minot), S/N 31T-8020031
- [N497WW](https://openairdocs.org/aircraft/N497WW): [Win Win Aviation Inc](https://openairdocs.org/faa-owner/WIN%20WIN%20AVIATION%20INC), [Wake Forest, NC](https://openairdocs.org/faa-place/NC/Wake%20Forest), built 1978, S/N 31T-7820045
- [N521PM](https://openairdocs.org/aircraft/N521PM): [Jetset Airmotive Inc](https://openairdocs.org/faa-owner/JETSET%20AIRMOTIVE%20INC), [Hialeah, FL](https://openairdocs.org/faa-place/FL/Hialeah), built 1977, S/N 31T-7720048
- [N524AM](https://openairdocs.org/aircraft/N524AM): [Southern Aircraft Consultancy Inc Trustee](https://openairdocs.org/faa-owner/SOUTHERN%20AIRCRAFT%20CONSULTANCY%20INC%20TRUSTEE), [Casper, WY](https://openairdocs.org/faa-place/WY/Casper), built 1979, S/N 31T7920039
- [N525SW](https://openairdocs.org/aircraft/N525SW): [Kramme Scott R](https://openairdocs.org/faa-owner/KRAMME%20SCOTT%20R), [Elmer, NJ](https://openairdocs.org/faa-place/NJ/Elmer), built 1979, S/N 31T-8020024
- [N528CH](https://openairdocs.org/aircraft/N528CH): [Word Jon D](https://openairdocs.org/faa-owner/WORD%20JON%20D), [Albuquerque, NM](https://openairdocs.org/faa-place/NM/Albuquerque), built 1980, S/N 31T-8020049

All 87: https://openairdocs.org/model/piper-pa-31t/aircraft.md

## NTSB investigations (51, newest 50)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ERA20LA206](https://openairdocs.org/ntsb/ERA20LA206), Jun 5, 2020: Piper PA 31T (N135VE), Eatonton, GA, destroyed, 5 fatal. Probable cause: The pilot’s failure to maintain control of the airplane while maneuvering in instrument meteorological conditions, which placed the airplane in an unusual attitude from which the pilot could not…
- [NTSB CEN20MA044](https://openairdocs.org/ntsb/CEN20MA044), Dec 28, 2019: Piper PA 31T (N42CV), Lafayette, LA, destroyed, 5 fatal. Probable cause: The pilot’s loss of airplane control due to spatial disorientation during the initial climb in instrument meteorological conditions.
- [NTSB ERA19LA026](https://openairdocs.org/ntsb/ERA19LA026), Oct 25, 2018: Piper PA31T (N555PM), Atlantic Ocean (Atlantic Ocean), destroyed, 5 fatal. Probable cause: An in-flight loss of control, which resulted in an impact with water, for reasons that could not be determined because the airplane was not recovered.
- [NTSB WPR17LA031](https://openairdocs.org/ntsb/WPR17LA031), Dec 5, 2016: Piper PA 31T (N909PW), Missoula, MT, substantial damage. Probable cause: Failure of the left windshield due to moisture ingression into the windshield laminate, which deteriorated the strength of the windshield.
- [NTSB WPR17FA024](https://openairdocs.org/ntsb/WPR17FA024), Nov 19, 2016: Piper PA 31T (N779MF), Elko, NV, destroyed, 4 fatal. Probable cause: A loss of engine power to the left engine for reasons that could not be determined due to the extensive fire and impact damage to the airplane.
- [NTSB WPR16FA153](https://openairdocs.org/ntsb/WPR16FA153), Jul 29, 2016: Piper PA-31T (N661TC), McKinleyville, CA, destroyed, 4 fatal. Probable cause: An inflight fire in the floor area near the main bus tie circuit breaker panel that resulted from chafing between an electrical wire and a hydraulic line and/or airplane structure.
- [NTSB WPR14CA391](https://openairdocs.org/ntsb/WPR14CA391), Sep 24, 2014: Piper PA 31T - II (N774MF), Oakland, CA, substantial damage. Probable cause: The pilot's failure to extend the landing gear which resulted in a gear-up landing. Contributing to the accident was the pilot's failure to use the checklist and reported stress.
- [NTSB ERA13FA168](https://openairdocs.org/ntsb/ERA13FA168), Mar 15, 2013: Piper PA-31T (N63CA), Fort Lauderdale, FL, destroyed, 3 fatal. Probable cause: The pilot's failure to maintain airplane control following an emergency, the nature of which could not be determined because of crash and fire damage, which resulted in an aerodynamic stall.
- [NTSB WPR12LA030](https://openairdocs.org/ntsb/WPR12LA030), Nov 8, 2011: Piper PA-31T (N39EH), Cheyenne, WY, substantial damage. Probable cause: The flight crew’s failure to properly latch the cabin door before takeoff.
- [NTSB CEN10FA119](https://openairdocs.org/ntsb/CEN10FA119), Feb 12, 2010: Piper PA-31T (N250TT), Forest City, IA, substantial damage, 1 fatal. Probable cause: The pilot's failure to maintain airplane control during final approach.
- [NTSB CEN10CA116](https://openairdocs.org/ntsb/CEN10CA116), Feb 4, 2010: Piper PA-31T (N723JP), Columbia, MO, substantial damage. Probable cause: The pilot's failure to verify that the landing gear was fully extended prior to landing.
- [NTSB CEN09LA173](https://openairdocs.org/ntsb/CEN09LA173), Feb 23, 2009: Piper PA-31T (N171AF), Pueblo, CO, substantial damage. Probable cause: The pilot's improper flare and recovery from a bounced landing.
- [NTSB NYC08CA073](https://openairdocs.org/ntsb/NYC08CA073), Dec 13, 2007: Piper PA-31T (N112ED), Muscle Shoals, AL, substantial damage. Probable cause: The pilot's failure to lower the landing gear.
- [NTSB DEN07WA060](https://openairdocs.org/ntsb/DEN07WA060), Feb 12, 2007: Piper PA-31T (N160TR), Rieschweiler, Germany, destroyed, 1 fatal
- [NTSB DEN03MA035](https://openairdocs.org/ntsb/DEN03MA035), Jan 25, 2003: Piper PA-31T (N360LL), Denver, CO, destroyed, 5 fatal. Probable cause: Both pilots' inadequate visual lookout. A contributing factor was the Cheyenne pilot operating the airplane with a known transponder deficiency.
- [NTSB FTW03FA024](https://openairdocs.org/ntsb/FTW03FA024), Oct 30, 2002: Piper PA-31T (N3998Y), Hobbs, NM, destroyed, 1 fatal. Probable cause: The pilot's loss of control while in instrument meteorological conditions during initial takeoff climb. Contributing factors were the prevailing clouds and fog.
- [NTSB FTW02LA076](https://openairdocs.org/ntsb/FTW02LA076), Feb 5, 2002: Piper PA-31T (N794CA), Hobbs, NM, destroyed. Probable cause: the pilot's failure to maintain the proper glidepath during the instrument approach. Contributing factors were the dark night light conditions and the pilot's diverted attention.
- [NTSB NYC99FA163](https://openairdocs.org/ntsb/NYC99FA163), Jul 1, 1999: Piper PA-31T (N602RM), Deerfield, VA, destroyed, 1 fatal. Probable cause: Loss of control of the airplane due to pilot incapacitation following a heart attack.
- [NTSB FTW97LA253](https://openairdocs.org/ntsb/FTW97LA253), Jul 4, 1997: Piper PA-31T (N974DC), Austin, TX, substantial damage. Probable cause: the pilot's failure to extend the landing gear. A factor relating to the accident was: the pilot's failure to follow the landing checklist.
- [NTSB IAD96LA133](https://openairdocs.org/ntsb/IAD96LA133), Aug 14, 1996: Piper PA-31T (N163SA), Pottstown, PA, substantial damage. Probable cause: The pilot's failure to maintain directional control during takeoff/ground run resulting in in-flight collision with a fence. Related factors were the pilot's poor planning/decision making, and the…
- [NTSB FTW96FA230](https://openairdocs.org/ntsb/FTW96FA230), May 29, 1996: Piper PA-31T (N333LM), Malvern, AR, destroyed, 5 fatal. Probable cause: The pilot's failure to maintain control of the airplane after takeoff.
- [NTSB FTW95LA352](https://openairdocs.org/ntsb/FTW95LA352), Aug 20, 1995: Piper PA-31T (N53AM), Alpine, TX, minor damage. Probable cause: THE FAILURE OF THE PILOTS OF BOTH AIRPLANES TO SEE AND AVOID EACH OTHER. A FACTOR WAS THE CESSNA'S INOPERATIVE RADIO.
- [NTSB BFO94LA045](https://openairdocs.org/ntsb/BFO94LA045), Feb 21, 1994: Piper PA-31T (N777JM), Norwood, MA, substantial damage. Probable cause: THE PILOT'S FAILURE TO ATTAIN ALIGNMENT WITH THE CENTERLINE OF THE RUNWAY, AND HIS FAILURE TO EXECUTE A MISSED APPROACH. FACTORS WHICH CONTRIBUTED TO THE ACCIDENT WERE: THE DARK NIGHT, THE PILOT'S…
- [NTSB NYC94FA028](https://openairdocs.org/ntsb/NYC94FA028), Dec 2, 1993: Piper PA-31T (N515WB), Norwich, OH, destroyed, 2 fatal. Probable cause: THE PILOT'S LOSS OF AIRCRAFT CONTROL FOR AN UNKNOWN REASON, AND SUBSEQUENT FLIGHT THAT EXCEEDED THE DESIGN STRESS LIMITS OF THE AIRPLANE, WHICH RESULTED IN AN IN-FLIGHT AIRFRAME BREAKUP.
- [NTSB LAX93IA029](https://openairdocs.org/ntsb/LAX93IA029), Nov 5, 1992: Piper PA-31T-620 (N131AF), Medford, OR, incident, no damage. Probable cause: FATIGUE FAILURE OF THE ELEVATOR CONTROL TUBE ROD END BEARING RESULTING IN A LOSS OF ELEVATOR CONTROL.
- [NTSB LAX92FA120](https://openairdocs.org/ntsb/LAX92FA120), Feb 17, 1992: Piper PA-31T-II (N60AW), Big Bear, CA, destroyed, 7 fatal. Probable cause: THE PILOT'S POOR JUDGEMENT IN CONTINUING VISUAL FLIGHT INTO INSTRUMENT METEOROLOGICAL CONDITIONS, IN MOUNTAINOUS TERRAIN OBSCURED BY CLOUDS. FACTORS IN THE ACCIDENT WERE: THE PILOT'S FAILURE TO…
- [NTSB CHI92FA084](https://openairdocs.org/ntsb/CHI92FA084), Jan 31, 1992: Piper PA-31T (N6038A), Swanton, OH, destroyed, 3 fatal. Probable cause: LOSS OF AIRCRAFT CONTROL FOR AN UNDETERMINED REASON.
- [NTSB DEN91LA131](https://openairdocs.org/ntsb/DEN91LA131), Sep 22, 1991: Piper PA-31T-620 (N2FJ), Santa Fe, NM, substantial damage. Probable cause: INADVERTENT DEACTIVATION OF AIRCRAFT BRAKES BY UNQUALIFIED PERSON.
- [NTSB NYC90FA199](https://openairdocs.org/ntsb/NYC90FA199), Aug 24, 1990: Piper PA-31T2 (N85HB), Mattapan, MA, destroyed, 3 fatal. Probable cause: THE PILOT'S IMPROPER IN-FLIGHT PLANNING/DECISION, WHICH RESULTED IN HIS FAILURE TO MAINTAIN CONTROL OF THE AIRCRAFT. FACTORS RELATED TO THE ACCIDENT WERE: FAILURE OF THE LEFT FUEL CONTROL UNIT, AND…
- [NTSB DEN89LA058](https://openairdocs.org/ntsb/DEN89LA058), Jan 6, 1989: Piper PA-31T (N82290), Craig, CO, substantial damage. Probable cause: UNSUITABLE TERRAIN (RUNWAY CONDITION) SELECTED BY THE PILOT. FACTORS RELATED TO THE ACCIDENT WERE: THE ADVERSE WEATHER CONDITIONS, INADEQUATE REMOVAL OF SNOW FROM THE RUNWAY BY AIRPORT PERSONNEL,…
- [NTSB SEA88LA184](https://openairdocs.org/ntsb/SEA88LA184), Sep 23, 1988: Piper PA-31T-620 (N234K), Eugene, OR, substantial damage
- [NTSB CHI88IA074](https://openairdocs.org/ntsb/CHI88IA074), Mar 7, 1988: Piper PA-31T (N484SC), Chicago, IL, incident, no damage. Probable cause: THE TRACON SUPERVISOR FAILED TO COMPLY WITH THE ESTABLISHED VISUAL MINIMA CRITERIA AND HIS INCORRECT ISSUANCE OF A VISUAL APPROACH TO AN ARRIVING AIRCRAFT.
- [NTSB MKC88FA041](https://openairdocs.org/ntsb/MKC88FA041), Jan 19, 1988: Piper PA-31T-620 (N200RS), Hazelwood, MO, destroyed, 1 fatal. Probable cause: PROPER GLIDE PATH NOT MAINTAINED BY P.I.C., DECISION HEIGHT NOT IDENTIFIED BY THE P.I.C., MISSED APPROACH NOT PERFORMED BY THE P.I.C. TURNING ON LIGHTS IN OVERCAST.
- [NTSB DEN87FA130](https://openairdocs.org/ntsb/DEN87FA130), May 20, 1987: Piper PA-31T-620II (N2336X), Cody, WY, destroyed, 3 fatal
- [NTSB NYC87LA113](https://openairdocs.org/ntsb/NYC87LA113), Mar 21, 1987: Piper PA-31T (N200FD), Lawrence, MA, destroyed
- [NTSB CHI87FA058](https://openairdocs.org/ntsb/CHI87FA058), Dec 30, 1986: Piper PA-31T (N74NL), Merrillville, IN, destroyed, 1 fatal
- [NTSB MIA86MA057](https://openairdocs.org/ntsb/MIA86MA057), Jan 10, 1986: Piper PA-31T (N700CM), Jacksonville, FL, destroyed, 2 fatal
- [NTSB ATL85FA256](https://openairdocs.org/ntsb/ATL85FA256), Aug 24, 1985: Piper PA-31T (N600CM), Flat Rock, NC, destroyed, 5 fatal
- [NTSB CHI85FA120](https://openairdocs.org/ntsb/CHI85FA120), Feb 23, 1985: Piper PA-31T (N100RN), Utica, MI, destroyed, 2 fatal
- [NTSB MIA83LA151](https://openairdocs.org/ntsb/MIA83LA151), Jun 1, 1983: Piper PT 6A-28 (N831PC), W. Palm Beach, FL, destroyed
- [NTSB DEN82DA186](https://openairdocs.org/ntsb/DEN82DA186), Sep 10, 1982: Piper PA-31T (N880CA), Delta, UT, substantial damage
- [NTSB CHI82FEX01](https://openairdocs.org/ntsb/CHI82FEX01), Nov 30, 1981: Piper PA-31T (N15SS), Madison, IN, substantial damage
- [NTSB ATL81FA103](https://openairdocs.org/ntsb/ATL81FA103), Jul 29, 1981: Piper PA-31T (N47CC), Richlands, VA, destroyed, 3 fatal
- [NTSB LAX80FVA23](https://openairdocs.org/ntsb/LAX80FVA23), Mar 12, 1980: Piper PA-31T (N26CA), Kettleman City, CA, substantial damage
- [NTSB FTW80FQG05](https://openairdocs.org/ntsb/FTW80FQG05), Dec 2, 1979: Piper PA-31T (N444JW), San Angelo, TX, destroyed
- [NTSB CHI79FA048](https://openairdocs.org/ntsb/CHI79FA048), Apr 27, 1979: Piper PA-31T (N82282), Elyria, OH, destroyed, 2 fatal
- [NTSB DEN78FA046](https://openairdocs.org/ntsb/DEN78FA046), Jun 5, 1978: Piper PA-31T (N176CC), Lamar, CO, destroyed, 4 fatal
- [NTSB CHI78FA039](https://openairdocs.org/ntsb/CHI78FA039), May 13, 1978: Piper PA-31T (N82271), Pellston, MI, destroyed, 3 fatal
- [NTSB IAD78FA014](https://openairdocs.org/ntsb/IAD78FA014), Nov 24, 1977: Piper PA-31T (N801HD), Beckley, WV, destroyed, 6 fatal
- [NTSB MKC78FCD09](https://openairdocs.org/ntsb/MKC78FCD09), Oct 26, 1977: Piper PA-31T (N35RT), Des Moines, IA, substantial damage

All 51: https://openairdocs.org/model/piper-pa-31t/ntsb.md

## FAA accident and incident reports (134, newest 50)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 20201130017449I](https://openairdocs.org/incident/20201130017449I), Nov 30, 2020: Piper PA-31T (N324AR), Prescott, AZ, Minor damage. Aircraft experienced #1 engine shutdown in flight. Aircraft landed without incident. Engine was removed and sent to a contract maintenance facility to be torn…
- [Incident 20200701005329I](https://openairdocs.org/incident/20200701005329I), Jul 1, 2020: Piper PA-31T (N400CM), Watkins, CO, Minor damage. On 7/1/2020 at approximately 0846 local time, the pilot?s cockpit side window blew out and the aircraft experienced a rapid decompression. Aircraft made an…
- [Accident 20200605006639A](https://openairdocs.org/incident/20200605006639A), Jun 5, 2020: Piper PA-31T (N135VE), Eatonton, GA, Destroyed, 5 fatal. Weather consisted of a band of thunder heads where aircraft was lost from radar. Flight aware flight tracking indicated the flight had just penetrated a heavy…
- [Accident 20191228016389A](https://openairdocs.org/incident/20191228016389A), Dec 28, 2019: Piper PA-31T (N42CV), Lafayette, LA, Destroyed, 5 fatal. On December 28, 2019, about 921 central standard time, a Piper pa 31T airplane, N42CV, was destroyed when it impacted terrain shortly after takeoff from…
- [Accident 20181025024919A](https://openairdocs.org/incident/20181025024919A), Oct 25, 2018: Piper PA-31T (N555PM), Charleston, SC, Destroyed, 5 fatal. On October 25, 2018, at about 1119 eastern daylight time approximately 100 miles south east of Charleston, south carolina (chs), a PA-31T, N555PM was presumed…
- [Incident 20180921013989I](https://openairdocs.org/incident/20180921013989I), Sep 21, 2018: Piper PA-31T (N23WP), Wichita, KS, Minor damage. Pilot attempted to land at jabara airport Wichita, KS(kaao) and had an unsafe gear indication. Departed pattern and attempted to manually extend the gear.…
- [Incident 20180514005359I](https://openairdocs.org/incident/20180514005359I), May 14, 2018: Piper PA-31T (N30DU), Sanford, FL, No damage. N30DU, PA31, sfb-sav, struck a bird during takeoff roll runway 9L. Aircraft continued to destination. Damage: not reported. 05/15/2018 0008Z. Spoke with pilot…
- [Incident 20171023021459I](https://openairdocs.org/incident/20171023021459I), Oct 23, 2017: Piper PA-31T (N53AM), Tyler, TX, Minor damage. On October 23, 2017 @ approximately 1317 CDT aircraft N53AM, a Piper PA-31T, serial number 31T-7920037 reported gear problem while inbound to Tyler, TX (tyr)…
- [Incident 20170522004829I](https://openairdocs.org/incident/20170522004829I), May 22, 2017: Piper PA-31T (N113RC), Destin, FL, Minor damage. On may 22, 2017, pilot of aircraft N113RC departed Destin executive airport Destin, Florida (kdts). During take off/climb out; aircraft flew into a flock of…
- [Incident 20161206022869I](https://openairdocs.org/incident/20161206022869I), Dec 6, 2016: Piper PA-31T (N62E), Denison, IA, Minor damage. During climbout after take off the aircraft experienced a bird strike during a climbing left turn while enroute to dubuque, IA (dbq). PIC requested and was…
- [Accident 20161205021579A](https://openairdocs.org/incident/20161205021579A), Dec 5, 2016: Piper PA-31T (N909PW), Missoula, MT, Substantial damage. Windshield on pilot's side blew out at flight level 230. Pilot initiated a descent in VMC, landed at Missoula International Airport without further incident.
- [Accident 20161118018589A](https://openairdocs.org/incident/20161118018589A), Nov 18, 2016: Piper PA-31T (N779MF), Elko, NV, Substantial damage, 4 fatal. During the departure from Elko airport, runway 6, the aircraft made a sharp left spiraling descending turn contacting a parked pickup truck with the left wing,…
- [Accident 20160729014689A](https://openairdocs.org/incident/20160729014689A), Jul 29, 2016: Piper PA-31T (N661TC), Mckinleyville, CA, Destroyed, 4 fatal. On July 29, 2016, at 0105PDT, N661TC a Piper PA-31T cheyenne ii airplane, operated by cal-ore life flight, LLC. Was destroyed following a report of smoke in…
- [Incident 20150616008589I](https://openairdocs.org/incident/20150616008589I), Jun 16, 2015: Piper PA-31T (N43WH), Johnstown, PA, Minor damage. While landing a PA-31T (N43WH) on runway 33 at Johnstown-Cambria county airport during adverse weather conditions (thunderstorm). It was reported that during…
- [Accident 20140923021219A](https://openairdocs.org/incident/20140923021219A), Sep 23, 2014: Piper PA-31T (N774MF), Oakland, CA, Substantial damage. On 09/23/2014, aircraft N774MF was being piloted by, airman [privacy data omitted]. The aircraft was being used for an air ambulance operation with one…
- [Incident 20130414005239I](https://openairdocs.org/incident/20130414005239I), Apr 14, 2013: Piper PA-31T (N33MS), Fortuna, CA, Minor damage. Aircraft struck an animal on landing runway 11 on 4/14/2013 at 0030PDT. No injuries and minor damage.
- [Accident 20130315004179A](https://openairdocs.org/incident/20130315004179A), Mar 15, 2013: Piper PA-31T (N63CA), Fort Lauderdale, FL, Destroyed, 3 fatal. On March 15, 2013 at 1620, N63CA, a Piper PA-31T, cheyenne ii, registered to mas inc. operating as a 14 CFR part 91 aircraft, collided with the ground 0.5…
- [Incident 20120213001319I](https://openairdocs.org/incident/20120213001319I), Feb 13, 2012: Piper PA-31T (N62E), Mount Pleasant, MI, Minor damage. Aircraft struck deer with right propeller/engine during first 2000' of takeoff from runway 27, at approximately 80 knots. Takeoff was aborted and aircraft…
- [Accident 20111108026539A](https://openairdocs.org/incident/20111108026539A), Nov 8, 2011: Piper PA-31T (N39EH), Cheyenne, WY, Substantial damage. On 8 November 2011, at approximately 1100 hrs MST, during climb out from Cheyenne (cys) airport, WY, N39EH, a Piper model PA-31T Cheyenne aircraft sustained…
- [Incident 20111019025629I](https://openairdocs.org/incident/20111019025629I), Oct 19, 2011: Piper PA-31T (N154CA), Morrisville, NC, Minor damage. Pilot stated he got distracted with the taxi clearance and where he wanted to go on the field and taxied off the runway and struck a runway light that colapsed…
- [Incident 20110819022309I](https://openairdocs.org/incident/20110819022309I), Aug 19, 2011: Piper PA-31T (N881NA), San Juan, PR, Minor damage. On August 19, 2011, [privacy data omitted],PIC of Piper cheyenne(PA31T) landed gear up at isla grande airport, San Juan, PR. Upon interviewing [privacy data…
- [Incident 20110506008999I](https://openairdocs.org/incident/20110506008999I), May 6, 2011: Piper PA-31T (N775MF), Oakland, CA, Minor damage. On approach to Oakland Airport (oak), Oakland, CA; the pilot in command (PIC) reported to oak air traffic control tower (ATCT) an unsafe left main landing gear…
- [Incident 20110423010819I](https://openairdocs.org/incident/20110423010819I), Apr 23, 2011: Piper PA-31T (N723JP), Doniphan, MO, Minor damage. Aircraft N723JP attempted to land on runway 25, landed at Doniphan Municipal (X33) with approximately a 90 degree cross wind in visual flight rules (VFR). The…
- [Incident 20110220002299I](https://openairdocs.org/incident/20110220002299I), Feb 20, 2011: Piper PA-31T (N775MF), Tonopah, NV, Minor damage. Aircraft N775MF, operated by American medflight, LLC., departed tph at 0545 bound for rno. During taxi from the FBO ramp the pilot heard a bump and assumed…
- [Incident 20100615034919I](https://openairdocs.org/incident/20100615034919I), Jun 15, 2010: Piper PA-31T (N17TU), Sioux City, IA, Minor damage. On June 15, 2010, at approximately 08:04 CDT, a Piper (PA-31T) landed gear up on runway 031 at the Sioux City, IA airport (sux). The aircraft departed sheldon,…
- [Accident 20100212027239A](https://openairdocs.org/incident/20100212027239A), Feb 12, 2010: Piper PA-31T (N250TT), Forest City, IA, Destroyed, 1 fatal. On February 12, 2010, at approximately 1355 CST, a Piper cheyenne (PA-31T), crashed approximately one half mile s/sw of the Forest City airport (fxy). The…
- [Accident 20100204026829A](https://openairdocs.org/incident/20100204026829A), Feb 4, 2010: Piper PA-31T (N723JP), Columbia, MO, Substantial damage. Accident investigation of the landing gear indicates that the gear was in-transit at touchdown. Evidence shows prop strikes on both propellers and landing gear…
- [Incident 20090403004799I](https://openairdocs.org/incident/20090403004799I), Apr 3, 2009: Piper PA31T (N350ST), Key West, FL, Minor damage. (-23)(-23) At 1321 eastern standard time, a Piper PA-21T operating under 14 CFR part 91 performed a gear up emergency landing at Key West International (eyw).…
- [Accident 20090223001479A](https://openairdocs.org/incident/20090223001479A), Feb 23, 2009: Piper PA31T (N171AF), Pueblo, CO, Substantial damage. On February 23, 2009 at approximately 1620 mountain standard time a twin turboprop PA-31T cheyenne, N171AF made a hard landing and the right propeller struck…
- [Incident 20090127015799I](https://openairdocs.org/incident/20090127015799I), Jan 27, 2009: Piper PA31T (N775MF), San Francisco, CA, Minor damage. (-23) The pilot had received his clearance and taxied to 28R via charlie and echo taxiways. After being cleared to take-off he taxied into position for…
- [Incident 20080224832219I](https://openairdocs.org/incident/20080224832219I), Feb 24, 2008: Piper PA31T (N68BJ), Boca Raton, FL, Minor damage. (-23) On February, 24, 2008, the pilot [privacy data omitted] was taxiing a Piper PA-31T, registration number N68BJ, serial number 31T7920029 on taxiway #23 at…
- [Incident 20080125847669I](https://openairdocs.org/incident/20080125847669I), Jan 25, 2008: Piper PA31T (N411DL), Caro, MI, Minor damage. (-23) PIC observed master caution light illuminate while in cruise at 12,500' between cfs and fnt, followed by several circuit breakers tripping, smoke in the…
- [Incident 20070923828709I](https://openairdocs.org/incident/20070923828709I), Sep 23, 2007: Piper PA31T (N993RH), Peoria, IL, Minor damage. (-23) Aircraft departed newton, IA (tnu), reported seeing sparks and shut down right engine. Aircraft declared an emergency and diverted to Peoria, IL (pia).…
- [Incident 20070627010009I](https://openairdocs.org/incident/20070627010009I), Jun 27, 2007: Piper PA31T (N22DT), Mountain Home, ID, Minor damage. (-23) While enroute from twf to bfi at approximately 20,000 feet the aircraft experienced a rapid decompression when the left forward cabin window suffered a…
- [Incident 20070611826709I](https://openairdocs.org/incident/20070611826709I), Jun 11, 2007: Piper PA31T (N970PS), Huron, SD, Substantial damage. (-23) The pilot [privacy data omitted] took off from enw in N970PS, PA-31T aircraft when he noticed the gear did not retract. The pilot [privacy data omitted]…
- [Incident 20061231027639I](https://openairdocs.org/incident/20061231027639I), Dec 31, 2006: Piper PA31T (N78CA), Omaha, NE. (-23) N78CA, PA-31-T, was flying from scottsbluff, NE to bloomington, in at 27,000 feet in IMC. The outside air temperature was -33 degrees centrigrade with…
- [Incident 20061030029849I](https://openairdocs.org/incident/20061030029849I), Oct 30, 2006: Piper PA31T (N302TA), Columbus, OH, Minor damage. (-23) On approach for landing with two passengers aboard, the PIC discovered during the final flare to land that the landing gear was not down. The pilot…
- [Incident 20060904017379I](https://openairdocs.org/incident/20060904017379I), Sep 4, 2006: Piper PA31T (N484SC), Lubbock, TX, Minor damage. (-23) On September 4, 2006, N484SC, a PA-31T aircraft, after landing runway 26, Lubbock, Texas, was instructed to taxi to parking. The aircraft taxied to the…
- [Incident 20051108029549I](https://openairdocs.org/incident/20051108029549I), Nov 8, 2005: Piper PA31T (N47CA), Eureka, CA, Minor damage. (-23) As the aircraft accelerated for takeoff, it veered to the right. Pilot attempted to keep it on the runway with rudder and differential thrust but was…
- [Incident 20041214030689I](https://openairdocs.org/incident/20041214030689I), Dec 14, 2004: Piper PA31T (N770MG), Belmont, MS. (-23) Arrived on scene 12/15/2004, around 1300 local time. Aircraft was still off the runway. Both propellers were bent. The aircraft did not show any damage…
- [Incident 20040322017949I](https://openairdocs.org/incident/20040322017949I), Mar 22, 2004: Piper PA31T (N195AA), Ft Lauderdale, FL, Minor damage. (-23) This is the final report, on March 22nd, 2004, at 1545 eastern standard time, a Piper PA-31T, registered to and operated by bondy air inc., of panama…
- [Incident 20031111028269I](https://openairdocs.org/incident/20031111028269I), Nov 11, 2003: Piper PA31T (N716WA), Crescent City, CA, Minor damage. (-23) Piper PA31T, registration number N716WA, pilot failed to lower the landing gear on landing runway 35 at 111800PST. Pilot reported minor aircraft damage.…
- [Accident 20030124001509A](https://openairdocs.org/incident/20030124001509A), Jan 24, 2003: Piper PA31T (N360LL), Denver, CO, Destroyed. (-23) N52241 departed centennial airport (apa) enroute to cheyenne, Wyoming. N360LL departed jefferson county airport (bjc) enroute to centennial (apa). Both…
- [Incident 20030118000919I](https://openairdocs.org/incident/20030118000919I), Jan 18, 2003: Piper PA31T (N618SW), Pittsburgh, PA, Minor damage. (-23) During landing at agc, the aircraft touched down and bounced. The pilot executed a go around. After shutdown, it was discovered that the right propeller…
- [Accident 20021030030519A](https://openairdocs.org/incident/20021030030519A), Oct 30, 2002: Piper PA31T (N3998Y), Hobbs, NM, Destroyed, 1 fatal. (-23) On October 30, 2002, at approximately 0729 MST, local time, the pilot of a Piper PA-31-T cheyenne aircraft, N3998Y, after departure and during climb-out…
- [Accident 20020204001299A](https://openairdocs.org/incident/20020204001299A), Feb 4, 2002: Piper PA31T (N794CA), Hobbs, NM, Destroyed. (-23) On February 4, 2002, Mr. Calhoon was the PIC of N794CA, a Piper PA-31T, being operated in IMC conditions from las to hob. On the second ILS runway 3…
- [Incident 20010930025939I](https://openairdocs.org/incident/20010930025939I), Sep 30, 2001: Piper PA31T (N109TT), Bar Harbor, ME. (-23) Pilot reported smoke in cockpit during climb out from bhb at 5000 ft. the pilot noticed a slight odor and continued to climb. At approximately 65OO ft.…
- [Incident 20010608013229I](https://openairdocs.org/incident/20010608013229I), Jun 8, 2001: Piper PA31T (N111CT), Lubbock, TX. (-23) The pilot detected a loss of pressurization while cruising at FL220. He made an emergency decento to 12,000 feet MSL. Ground inspection revealed that a…
- [Incident 20010326005009I](https://openairdocs.org/incident/20010326005009I), Mar 26, 2001: Piper PA31T (N484SC), Evansville, IN. (-23) During climbout from evv at 12,500 feet the pilot noticed he could not control the right engine with the power lever. The engine shut down and the torque…
- [Incident 19991001028719I](https://openairdocs.org/incident/19991001028719I), Oct 1, 1999: Piper PA31T (N37RL), Nogales, AZ, Substantial damage. (-23) Pilot stated that on downwind he selected flaps to approach and the landing gear handle down, thought he heard the sound of the gear extending and the…

All 134: https://openairdocs.org/model/piper-pa-31t/incidents.md

## Service difficulty reports (211, newest 50)

As reported by operators and repair stations, by the model named in the report.

- [SDR 2025FA0000745](https://openairdocs.org/sdr/2025FA0000745), Nov 4, 2025: BEARING. DETACHED. DURING EVENT 1 AND 2 INSPECTION, FOUND RUDDER PEDAL TORQUE TUBE SUPPORT BEARING PN: 41473-00 TO BE LIFTED OFF OF FUSELAGE STRUCTURE. 2 IN. TARE FROM FORWARD AND
- [SDR 2020FA0000487](https://openairdocs.org/sdr/2020FA0000487), Oct 12, 2020: FUEL CONTROL. FLUCTUATES. ENGINE SURGE CAUSING CONTROL ISSUES IN FLIGHT.
- [SDR JXK2018F00000](https://openairdocs.org/sdr/JXK2018F00000), Jan 17, 2018: DOOR FRAME. CRACKED. DURING INSPECTION, A CRACK WAS FOUND ON THE LOWER LEFT PORTION OF THE CABIN DOOR FRAME AT BS 243.38. THE CRACK ORIGINATES FROM A BEND RELIEF CUTOUT IN A HEAVILY
- [SDR 2018FA0000223](https://openairdocs.org/sdr/2018FA0000223), Nov 1, 2017: BOLT. MISSING. BOLT MISSING. LEFT GEAR WOULD NOT COME OFF UPLOCK UPON GEAR EXTENSION CYCLE. SUSPECT BOLT CRACK FAILURE. RECOMMEND BOLT REPLACEMENT PERIODICALLY.
- [SDR AU3R2017041233286](https://openairdocs.org/sdr/AU3R2017041233286), Apr 12, 2017: CONNECTOR. BURNED. DURING CRUISE FLIGHT, ALL ANTI-ICE CIRCUIT BREAKERS TRIPPED. CREW SMELLED SMOKE. PROCEDED TO MAKE A NORMAL LANDING. OPENED THE FORWARD NOSE PANELS AND FOUND CON
- [SDR XPCA2016FA0000359](https://openairdocs.org/sdr/XPCA2016FA0000359), Aug 4, 2016: LINE. CRUSHED. THERE WAS A REPORT TO CENTER BY THE PILOT OF SMOKE IN THE COCKPIT. WORKING WITH THE INSPECTOR OF ONE OF OUR ACFT THAT WAS IN THE SHOP FOR A 100HR INSPECTION. WH
- [SDR 2016F00057](https://openairdocs.org/sdr/2016F00057), Feb 4, 2016: ATTACH BOLT. BROKEN. THE LOWER ATTACH BOLT ON THE NOSE LANDING GEAR ACTUATOR WAS MISSING AND PRESUMED BROKEN PREVENTING THE NOSE GEAR EXTENDING INTO THE DOWN AND LOCKED POSITION RES
- [SDR CA150119008](https://openairdocs.org/sdr/CA150119008), Jan 16, 2015: HOUSING. FAILED. (CAN) DURING APPROACH THE CREW SELECTED GEAR DOWN AND THE GEAR WOULD NOT EXTEND. THEY MANUALLY EXTENDED THE GEAR BUT THE NOSE WOULD NOT FULLY GO DOWN. AFTER ATT
- [SDR CA140731009](https://openairdocs.org/sdr/CA140731009), Jul 29, 2014: ACTUATOR. BROKEN. (CAN) AFTER DEPARTURE THE CREW NOTICED THE L/H MAIN GEAR WAS NOT UP AND LOCKED. AFTER TURNING BACK THE L/H GEAR WAS NOT SHOWING DOWN AND LOCKED. THE TOWER CONFI
- [SDR CA140625003](https://openairdocs.org/sdr/CA140625003), Jun 24, 2014: GOVERNOR. FAILED. (CAN) DURING CRUISE THE RT PROPELLER RPM STARTED TO DROP AND TORQUE WENT UP. THIS STARTED TO FLUCTUATE UP AND DOWN. THE CREW FEATHERED THE PROPELLER AND SHUTDOW
- [SDR 2013FA0000057](https://openairdocs.org/sdr/2013FA0000057), Jan 25, 2013: HOUSING. CRACKED. FAILURE OF THE LT HYDRAULIC FILTER HOUSING. HOUSING CRACKED BETWEEN LOWEST AND SECOND LOWEST ATTACHING THREADS. THE HOUSING THEN BENT AWAY FROM UPPER HOUSING CA
- [SDR SR6A20130131001](https://openairdocs.org/sdr/SR6A20130131001), Dec 27, 2012: BRACKET. BROKEN. LEFT MLG UPLOCK HOOK MOUNT BRACKET'S FWD P/N 40616-000, AFT P/N 40616-003, BROKE FREE AT THE HOOK MOUNTING POINT OF THE BRACKETS. THE GEAR EXTENDED TO A DOWN AN
- [SDR CA121203014](https://openairdocs.org/sdr/CA121203014), Nov 12, 2012: MOUNT. WORN. (CAN) THE SPINNER MOUNTING PLATE BOLTS WERE ALL LOOSE, FINGER TIGHT AND SHOULD HAVE BEEN TORQUED. THIS CAUSED MOVEMENT IN THE BULKHEAD WHICH ELONGATED THE HOLES
- [SDR CA120710003](https://openairdocs.org/sdr/CA120710003), Jul 5, 2012: TRANSMITTER. MALFUNCTIONED. (CAN) CREW NOTICED THE RT TORQUE GAUGE WAS STICKING AT 700 LBS AT TAKEOFF. LOW SPEED TAKEOFF WAS ABORTED. RT TORQUE TRANSMITTER WAS REPLACED WITH AN O/H UNIT AN
- [SDR 2011FA0000570](https://openairdocs.org/sdr/2011FA0000570), Sep 2, 2011: BEARING. TORN. DURING EVENT 1 INSPECTION RUDDER PEDAL TORQUE TUBE SUPPORT BEARING, PN 80859-002 WAS FOUND TO BE TORN FREE FROM THE FUSELAGE STRUCTURE WHERE IT ATTACHES BELOW T
- [SDR XPC2011F00000](https://openairdocs.org/sdr/XPC2011F00000), May 6, 2011: LOCK PIN. FAILED. LT MLG COLLAPSED AFTER LANDING. FOUND PIN (PN 40376-000) MISSING FROM LINK ASSY. PIN IS PRESSED FIT. PART WAS NEWLY INSTALLED, 2008 WITH 1450 HRS IN SERVICE.
- [SDR 2011FA0000555](https://openairdocs.org/sdr/2011FA0000555), Apr 7, 2011: HOSE. LEAKING. ACFT HAD DEPARTED AND WAS ENROUTE AT CRUISE ALTITUDE. PILOT NOTICED DROP IN OIL PRESSURE ON LT ENGINE. DIVERTED, UPON ARRIVAL WHEN EXITING ACFT, FOUND ENGINE OI
- [SDR CA100917002](https://openairdocs.org/sdr/CA100917002), Sep 16, 2010: BLADES. WRONG PART. UPON DISASSEMBLY OF THE PROPELLER AND REMOVAL OF BLADES, THE BLADES REMOVED WERE FOUND TO BE NON APPROVED BLADES FOR THIS ACFT INSTALLATION. THESE BLADES WERE O
- [SDR CA100924007](https://openairdocs.org/sdr/CA100924007), Aug 30, 2010: COUPLING. BLOWN. DURING A ROUTINE FLIGHT, THE ACFT LOST PRESSURIZATION AFTER DESCENDING AND RETURNING BACK TO THE AIRPORT, THE ABOVE LISTED DUCT COUPLING WAS FOUND TO HAVE BLOWN
- [SDR CA100622012](https://openairdocs.org/sdr/CA100622012), Jun 22, 2010: SWITCH. UNSERVICEABLE. (CAN) WHEN LANDING IN CYSB THE CREW SELECTED GEAR DOWN AND THE RT GEAR INDICATION REMAINED RED (INTRANSIT). THE CREW ELECTED TO RETURN TO CYXU. DURING THE TRAVE
- [SDR CA100624003](https://openairdocs.org/sdr/CA100624003), Jun 18, 2010: GAUGE. UNCALIBRATED. DURING TAKEOFF, THE PILOT NOTED THE RT OIL PRESSURE TO BE ABOVE RED LINE. ACFT LANDED WITHOUT INCIDENT AND INSPECTED. IT WAS DISCOVERED THE OIL PRESSURE GAUGE W
- [SDR UQMA913U](https://openairdocs.org/sdr/UQMA913U), Jun 16, 2010: ACTUATOR. BROKEN. LEFT INNER GEAR DOOR ACTUATOR WOULD NOT OPEN DUE TO INTERNAL MALFUNCTION RESULTING IN NOT LETTING THE LEFT GEAR LEAVE THE GEAR WELL. THE AIRCRAFT MADE A GEAR UP
- [SDR 2009FA0000774](https://openairdocs.org/sdr/2009FA0000774), Aug 24, 2009: TRUNNION. CRACKED. PERFORMING PIPER EVENT NR 2, NOSE LANDING GEAR TRUNNION FOUND UNSERVICEABLE. EIGHT INCH CRACK NOTED IN CASTING. CRACK STARTING IN UPPER STEERING BEARING BOSS AT
- [SDR CA090204013](https://openairdocs.org/sdr/CA090204013), Jan 30, 2009: BOLT. LOOSE. AFTER REMOVING THE AIRCRAFT FROM JACKS, I GRABBED ONTO THE RIGHT SIDE WING TIP TANK AND GAVE THE AIRCRAFT A SHAKE IN AN EFFORT TO SETTLE THE OLEO STRUTS. IN DOI
- [SDR IMP2007F00000](https://openairdocs.org/sdr/IMP2007F00000), Dec 1, 2007: BULKHEAD. CRACKED. FOUND BULKHEAD (NR 45346-000) LOCATED AT STA 46.0 TO HAVE CRACKS IN RADIUS OF VERTICAL FLANGE, EXTENDING APPROXIMATELY .5 INCH FROM THE TOP. (K)
- [SDR CA071011008](https://openairdocs.org/sdr/CA071011008), Oct 5, 2007: INLET SCREEN. CRACKED. (CAN) DURING A ROUTINE EVENT INSPECTION, A SMALL 1.5 INCH CRACK WAS NOTED IN THE INLET ICE SCREEN. DURING THE NEXT EVENT INSPECTION IT WAS NOTED THAT THE CRACK 
- [SDR CA070805001](https://openairdocs.org/sdr/CA070805001), Aug 3, 2007: HOSE. FAILED. (CAN) WHILE THE PILOTS WHERE TAXIING THE AIRCRAFT, IT WAS NOTED THAT THE RT BRAKES WHERE U/S. AS THEY WHERE TAXIING BACK TO THE FBO ANOTHER AIRCRAFT REPORTED SM
- [SDR 2007FA0000961](https://openairdocs.org/sdr/2007FA0000961), Jul 18, 2007: HEATER. LEAKING. DURING OPERATION OF COMBUSTION HEATER, THE PILOT NOTED JET FUEL ODOR AND SMOKE IN CABIN. HEATER OPERATION WAS TERMINATED, CABIN WAS VENTED. EMERGENCY WAS DECLAR
- [SDR 2007FA0000748](https://openairdocs.org/sdr/2007FA0000748), Jul 18, 2007: TUBE. CRACKED. FUEL LEAK NOTED ON SHUTDOWN. FUEL TUBE P/N 3011849 WAS CRACKED AT CONNECTION TO START CONTROL UNIT.
- [SDR GBB2007F00000](https://openairdocs.org/sdr/GBB2007F00000), Jun 27, 2007: WINDOW. BROKEN. ON JUNE 27, 2007 AT APPROXIMATELY 6:25 PM, WHILE ON A MEDICAL FLIGHT, WAS CLIMBING THRU 20,000 FT FOR 22,000 FT, THE LT NR 2 CABIN SIDE WINDOW SUFFERED AN UNFOR
- [SDR 2007FA0000552](https://openairdocs.org/sdr/2007FA0000552), Jun 22, 2007: HOSE. RUPTURED. LT MLG IB GEAR DOOR ACTUATOR HYDRAULIC HOSE, HAD A PRESSURE FAILURE, THUS DRAINING HYDRAULIC FLUID IN FLIGHT, RESULTING IN FAILURE OF PROPER GEAR EXTENSION, EME
- [SDR CA070514034](https://openairdocs.org/sdr/CA070514034), Mar 26, 2007: FCU. FAULTY. (CAN) DURING CLIMB, ENGINE POWER INCREASED UNCOMMANDED, RESULTING IN A TORQUE EXCEEDANCE. THE ENGINE WAS SHUTDOWN IN FLIGHT. SUBSEQUENT INSPECTION REVEALED A FA
- [SDR 2007FA0000230](https://openairdocs.org/sdr/2007FA0000230), Feb 20, 2007: RIB. BROKEN. 1 INCH CRACK NOTED ON LOWER SKIN THRU RIVET. DRILLED OPEN SKIN AND FOUND 5 INCH OF RIB FLANGE BROKE OFF 2 INCHS FROM TRAILING EDGE. SKIN AND RIB HAVE TO BE REPL
- [SDR CA061122003](https://openairdocs.org/sdr/CA061122003), Nov 21, 2006: TERMINAL. BURNED. (CAN) PILOT REPORTED PROP AND ENGINE INLET BOOTS DE-ICE SYSTEM U/S ON LT ENGINE. SYSTEM HAS BEEN INSPECTED. FOUND NO POWER FROM CB TO MAIN POWER RELAY. PLATE AS
- [SDR CA061115006](https://openairdocs.org/sdr/CA061115006), Nov 14, 2006: RIB. CRACKED. (CAN) DURING AN EVENT NR 1 INSPECTION THE LT HORIZONTAL STABILIZER OB RIB WAS FOUND CRACKED WHERE THE ELEVATOR OB HINGE ATTACH POINT IS. THE RIB WAS REPLACED. (
- [SDR CA061030006](https://openairdocs.org/sdr/CA061030006), Oct 27, 2006: MOUNT. CRACKED. (CAN) THE TOP ENGINE MOUNT PAD, LOCATED ON THE GAS GENERATOR CASE, HAD A CRACK ON THE WELD LINE APPROX. 1.75 INCHES LONG. (TC# 20061030006)
- [SDR 2006FA0000862](https://openairdocs.org/sdr/2006FA0000862), Aug 28, 2006: WIRE. BROKEN. RTBETA-LIGHT CAME ON DURING TAKE-OFF ROLL. PROPELLER RPM DROPPED HEAVILY. PULLED CIRCUIT BREAKER. RPM RETURNED TO NORMAL. FOUND ALL SINGLE WIRE INSULATIONS IN W
- [SDR CA060510013](https://openairdocs.org/sdr/CA060510013), May 9, 2006: RIB. CRACKED. DURING A ROUTINE INSPECTION, THE LT OB STABILIZER RIB WAS FOUND CRACKED NEAR THE HINGE ATTACH AREA. THE RIB WAS REPLACED AND THE AIRCRAFT WAS RETURNED TO SERVIC
- [SDR CA060404005](https://openairdocs.org/sdr/CA060404005), Apr 3, 2006: WIRE. BROKEN. IN CRUISE, PILOT NOTICED THAT THE RIGHT GENERATOR ANNUNCIATOR WAS ON AND THERE WAS NO INDICATION ON THE RIGHT AMMETER. THE GENERATOR WOULD NOT COME ONLINE AND T
- [SDR 2006FA0000312](https://openairdocs.org/sdr/2006FA0000312), Feb 24, 2006: HOSE. DAMAGED. DURING CLIMB, PILOT NOTED RT OIL PRESS FLUTUATING SLIGHTLY & SLOWLY FALLING. ENGINE SHUTDOWN & RETURNED TO BASE. INVESTIGATION REVEALED A LEAKING OIL COOLER HOS
- [SDR IPM2006F00000](https://openairdocs.org/sdr/IPM2006F00000), Feb 9, 2006: JACKSCREW. JAMMED. PILOT REPORTED ASYMMETRICAL FLAP CONDITION ON LANDING. FOUND RT FLAP EXTENDED APPROX 10 DEGREES, AND JACKSCREW TO FLAP ATTACH BRACKET TORN FROM FLAP. THE TRANSM
- [SDR 2006FA0000102](https://openairdocs.org/sdr/2006FA0000102), Jan 24, 2006: TRUNNION. CRACKED. DURING 100 HOUR INSPECTION FOUND CRACK IN WEB OF AFT MLG TRUNNION ASSY AIRCRAFT. (K)
- [SDR 2006FA0000020](https://openairdocs.org/sdr/2006FA0000020), Dec 21, 2005: CONDUIT. LEAKING. LT NACELLE TANK SENDER WAS LEAKING OUT OF TOP OF NACELLE. SENDER SCREWS HAD BEEN TIGHTENED AND GASKETS REPLACED BUT STILL LEAKED. TECH FOUND ALUMINUM CONDUIT TH
- [SDR CA051208005](https://openairdocs.org/sdr/CA051208005), Dec 2, 2005: PIPE. LOOSE. CABIN DEPRESSURIZED AT 13000 FEET, CABIN RATE OF CHANGE SPIKED +6500 FEET AND DIFF TO ZERO. FRESH AIR PIPE DISCONNECTED IN FLIGHT. PIPE REPOSITIONED, CLAMP TIGH
- [SDR CA051117009](https://openairdocs.org/sdr/CA051117009), Nov 13, 2005: CONTROL CABLE. BROKEN. UPON WALK AROUND, OUTSIDE RECIRCULATED, PRESSURIZED CONTROL LEVERS FOUND WITHOUT ANY TENSION. CONTROL LEVER CONTROL CABLE REPLACED.
- [SDR CA051103012](https://openairdocs.org/sdr/CA051103012), Oct 28, 2005: EVAPORATOR. MALFUNCTIONED. DURING DESCENT, PILOT ADJUSTED CABIN CONTROLLER AND VERY SHORTLY AFTER HEARD A BANG FOLLOWED BY A DECOMPRESSION. DROPPED DOWN TO THEIR CLEARED ALTITUDE AND LAND
- [SDR 2005FA0001446](https://openairdocs.org/sdr/2005FA0001446), Oct 10, 2005: LINE. CHAFED. CUSTOMER REPORTED RED FLUID SEEP AT TOP IB OF RT WING. RT IB LEADING EDGES WERE REMOVED. IT WAS DETERMINED THAT A LEADING EDGE RETAINING SCREW HAD CHAFED THE RT
- [SDR CA051012003](https://openairdocs.org/sdr/CA051012003), Oct 8, 2005: CABLE. JAMMED. THE FLIGHT CREW REPORTED THAT THE ELEVATOR TRIM WAS JAMMED IN THE FORWARD POSITION. UPON INSPECTION, A LOOSE RIVET TAIL WAS FOUND LODGED ON TOP OF THE LEFT ELEV
- [SDR CA051104005](https://openairdocs.org/sdr/CA051104005), Oct 7, 2005: ENGINE. MAKING METAL. (CAN) IN FLIGHT, COMPRESSOR SPEED DECREASED UNCOMMANDED ACCOMPANIED BY AN INCREASE IN TURBINE TEMPERATURE. THE ENGINE WAS SHUTDOWN IN FLIGHT AND THE AIRCRAFT DI
- [SDR CA051012002](https://openairdocs.org/sdr/CA051012002), Oct 6, 2005: PUMP. DAMAGED. THE FLIGHT CREW REPORTED THAT THE LANDING GEAR WAS SLOW TO RETRACT/EXTEND. UPON INSPECTION, A RETURN (SUCTION) LINE FOR THE LEFT HYDRAULIC PUMP WAS FOUND CHAFED

All 211: https://openairdocs.org/model/piper-pa-31t/reports.md

## STCs that may be installed (OpenAirDocs) (221, first 50)

Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC SA02571SE](https://openairdocs.org/stc/SA02571SE): Installation of Garmin G500/G600 TXi Integrated Avionics System (Primary Flight Display, Multi-Function Display, and Engine Indicating System Display). Garmin International Inc
- [STC SA01800SE](https://openairdocs.org/stc/SA01800SE): Fabrication and installation of new or replacement of existing instrument panel lights dimmer control. TCW Technologies, LLC
- [STC SA01861SE](https://openairdocs.org/stc/SA01861SE): Fabrication and installation of Landing Light Controller. TCW Technologies, LLC
- [STC SA01844WI](https://openairdocs.org/stc/SA01844WI): Installation of Garmin GFC 600 Automatic Flight Control System. Garmin International Inc
- [STC SA04837NY](https://openairdocs.org/stc/SA04837NY): Installation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lights. AeroLED's Holdings, LLC
- [STC SA02019SE-D](https://openairdocs.org/stc/SA02019SE-D): Installation of Garmin Model GTN 625/635/650; 725/750 Navigation System. Garmin International Inc
- [STC SA02738CH](https://openairdocs.org/stc/SA02738CH): Installation of L-3 Communications Avionics Systems. Acron Aviation Inc
- [STC SA04046CH PAGE 2](https://openairdocs.org/stc/SA04046CH%20PAGE%202): Installation of L-3 GENESIS (TM) Electronic Standby Instrument System (ESI-500/MAG-500). Acron Aviation Inc
- [STC SA02386AK](https://openairdocs.org/stc/SA02386AK): Replacement of existing landing and/or taxi light reflector and bulbs with Light Emitting Diode (LED) lighting systems. AeroLED's Holding LLC
- [STC SA02658SE](https://openairdocs.org/stc/SA02658SE): Installation of Garmin GI 275 Multi-Function Display System. Garmin International Inc
- [STC SA02532AT](https://openairdocs.org/stc/SA02532AT): Installation of subject Michelin tires on appropriate aircraft. For Michelin 5, 6, 8, and 10-inch rim diameter tires on General Aviation Aircraft. Michelin North America Inc
- [STC SA00843WI](https://openairdocs.org/stc/SA00843WI): Installation of Concorde Battery Corporation (VRSLA) Valve Regulated Sealed Lead Acid Battery. Aero-Mach Wilco LLC
- [STC SA02203AK](https://openairdocs.org/stc/SA02203AK): Installation of FlightLogic Synthetic Vision Electronic Flight Information System (EFIS-SV). Genesys Aerosystems Inc
- [STC SA02444AK](https://openairdocs.org/stc/SA02444AK): Approval of the L-3 Communications NGT 9000/9000R ADS-B system installed. ADS-B Technologies LLC
- [STC SA09856AC](https://openairdocs.org/stc/SA09856AC): Installation of BendixKing Aerowave 100 In-flight Data Link System for non-essential, non-required aircraft Cabin Systems & Equipments. Honeywell International Inc (Bendix King)
- [STC SA11174SC PAGE 2](https://openairdocs.org/stc/SA11174SC%20PAGE%202): Installation of BendixKing by Honeywell KSN 770 and KSN 765 WAAS LPV approach capable nav/comm systems. Honeywell International Inc (Bendix King)
- [STC SA02265SE](https://openairdocs.org/stc/SA02265SE): Installation of a camera housing. Airborne Sensor LLC
- [STC ST01930LA](https://openairdocs.org/stc/ST01930LA): Installation of Sandel Avionics SN4500 Electronic Horizontal Situation Indicator (EHSI). Sandel Avionics LLC
- [STC SA02426AK](https://openairdocs.org/stc/SA02426AK): Approval of the FreeFlight FDL-978-TX ADS-B system installed. FreeFlight Systems
- [STC SA10236SC](https://openairdocs.org/stc/SA10236SC): Installation of a GDC 31 Roll Steering Converter. DAC International Inc
- [STC SA09759DS](https://openairdocs.org/stc/SA09759DS): Installation of an S-TEC 01326 Digital Flight Control System (DFCS). S-TEC Corporation
- [STC SA02268CH](https://openairdocs.org/stc/SA02268CH): Installation of Airwolf Filter Corp. Air Oil Separator. Airwolf Filter Corporation
- [STC SA1188CE](https://openairdocs.org/stc/SA1188CE): Intallation of King KFC 300 automatic flight control system. Honeywell International Inc
- [STC SA1166CE](https://openairdocs.org/stc/SA1166CE): Installation of King KFC-200, 2 axis (3 optional) flight control system, autopilot only or autopilot with flight director. Honeywell International Inc. Lists PA-31 Series
- [STC SA4143WE](https://openairdocs.org/stc/SA4143WE): Installation of Sperry SPZ-200A automatic flight control system. Honeywell International Inc
- [STC SA01452CH](https://openairdocs.org/stc/SA01452CH): Installation of an air ambulance conversion kit. Med-Pac Inc
- [STC SA01714WI](https://openairdocs.org/stc/SA01714WI): Installation of a Garmin transponders: (a) GTX 330/330D/33/33D with ADS-B Out functionality; (b) GTX 335/335R/345/345R with ADS-B Out and In functionality; or (c) GTX 335R/345R with ADS-B Out functionality in select airplanes installed with G950/G1000 systems. Garmin International Inc
- [STC SA00344BO PAGE 2](https://openairdocs.org/stc/SA00344BO%20PAGE%202): Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Aerospace Technologies
- [STC SA00528SE](https://openairdocs.org/stc/SA00528SE): Installation of emergency medical stretcher and base, oxygen, and electrical systems. LifePort LLC
- [STC SA00560CH](https://openairdocs.org/stc/SA00560CH): Install air ambulance conversion. Spectrum Aeromed LLC dba Spectrum Aeromed
- [STC SA00765DE](https://openairdocs.org/stc/SA00765DE): Installation of Automatic Dependent Surveillance Broadcast (ADS-B) Out functionality using the BendixKing KT74 Transponder and qualified position sensor. Peregrine
- [STC SA04165NY](https://openairdocs.org/stc/SA04165NY): Installation of Latitude Technologies Skynode S200 Satcom system must be performed. Latitude Technologies Corporation
- [STC SA02153LA-D PAGE 2](https://openairdocs.org/stc/SA02153LA-D%20PAGE%202): Installation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) System. Garmin International Inc
- [STC SA02119AK](https://openairdocs.org/stc/SA02119AK): Installation of damage protection plates to inboard, lower side of flaps. Hageland Aviation Services, Inc
- [STC SA02013CH](https://openairdocs.org/stc/SA02013CH): Installation of Avidyne Corporation Traffic Advisory System (TAS). Avidyne Corporation
- [STC SA01933LA-D](https://openairdocs.org/stc/SA01933LA-D): Installation of Garmin Model 400W / 500W Series GPS-WAAS Navigation System. Garmin International Inc
- [STC SA01935LA](https://openairdocs.org/stc/SA01935LA): Installation of external aft body strakes. Aircraft Performance Modifications
- [STC SA02212AK](https://openairdocs.org/stc/SA02212AK): Replacement of existing landing and/or taxi light reflector and bulbs with high intensity discharge (HID) lighting systems. Seaplanes North LLC
- [STC SA10594SC](https://openairdocs.org/stc/SA10594SC): Modification of the Monroe Automotive Equipment Co. (MAECO) Shimmy Dampener. Knots 2U, Ltd
- [STC SA04208CH](https://openairdocs.org/stc/SA04208CH): Replacement of certain Goodrich pneumatic deicer boots. Goodrich Corp
- [STC SA00377BO](https://openairdocs.org/stc/SA00377BO): Installation of pneumatic de-icer timer kit. BE Aerospace Inc. DBA SMR Technologies, Inc
- [STC SA00343BO](https://openairdocs.org/stc/SA00343BO): Installation of a single configuration or a dual configuration Avidyne Corporation Integrated Flight Display, Model IFD540 loaded with Release 10.0 software (or later FAA approved release). Avidyne Corporation
- [STC SA00352BO PAGE 2](https://openairdocs.org/stc/SA00352BO%20PAGE%202): Installation of an Avidyne Corporation Mode A/C/S Transponder with ADS-B Out capability, Model AXP340 loaded with Version 3.13 software (or later FAA approved version),. Avidyne Corporation
- [STC SA01917CH](https://openairdocs.org/stc/SA01917CH): Install Air Ambulance Conversion. Paul/ Lanna Egan LLC
- [STC SA1039GL](https://openairdocs.org/stc/SA1039GL): Install Aero Medical Products Mfg., Inc. Air Ambulance Stretcher P/N 125 using Installation Kit P/N 800. Paul/ Lanna Egan LLC
- [STC SA00780SE](https://openairdocs.org/stc/SA00780SE): Installation of the True Lock Safety Retention Axle Lock Nut System. True Lock LLC
- [STC SA01946LA](https://openairdocs.org/stc/SA01946LA): Installation of Blackhawk Ultra Electronics Engine Instrument. Blackhawk Modifications Inc
- [STC SA00149BO](https://openairdocs.org/stc/SA00149BO): Installation of Aircraft Components, Inc. Volt and Vac Alert System, P/N 2044-1. Aircraft Components Inc
- [STC SA00944CH](https://openairdocs.org/stc/SA00944CH): Replace Janitrol combustion heater Model 81D94-X (XX) with C&D Associates combustion heater Model CD25K, CD35K, and CD45K. Hartzell Engine Technologies, LLC
- [STC SA02641CH](https://openairdocs.org/stc/SA02641CH): Installation of C&D Associates Combustion Heater Kit 30 (P/N CD11003K30). Hartzell Engine Technologies, LLC

All 221: https://openairdocs.org/model/piper-pa-31t/stcs.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.