# Piper PA-31T3 - Type: Aircraft model (FAA registry) - Registry code: 7103128 - Manufacturer (registry): PIPER - Model: PA-31T3 - Aircraft type: Fixed wing multi engine - Category: Airplane - Engines: 2 · Turbo-prop - Seats: 11 - Weight class: Up to 12,499 lb - Certification: Type certificated - Data sheet: [TCDS A8EA](https://openairdocs.org/tcds/A8EA) (OpenAirDocs) - Holder: Piper Aircraft Inc. - Registered aircraft: 2 - Page: https://openairdocs.org/model/piper-pa-31t3 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 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 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 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 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 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 ## Information bulletins (advisory) (2) - [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 ## Registered aircraft (2) - [N401VA](https://openairdocs.org/aircraft/N401VA): [Pro Aire Cargo & Consulting Inc](https://openairdocs.org/faa-owner/PRO%20AIRE%20CARGO%20%26%20CONSULTING%20INC), [Oshkosh, WI](https://openairdocs.org/faa-place/WI/Oshkosh), built 1982, S/N 31T-8275001 - [N700RD](https://openairdocs.org/aircraft/N700RD): [Pro Aire Cargo & Consulting Inc](https://openairdocs.org/faa-owner/PRO%20AIRE%20CARGO%20%26%20CONSULTING%20INC), [Oshkosh, WI](https://openairdocs.org/faa-place/WI/Oshkosh), built 1985, S/N 31T5575001 ## NTSB investigations (11) 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 CEN25LA293](https://openairdocs.org/ntsb/CEN25LA293), Jul 26, 2025: Piper PA-31T3 (N401VA), Appleton, WI, substantial damage. Probable cause: The pilot’s failure to maintain control of the airplane on the ground, which resulted in a collision with a parked airplane. - [NTSB ANC04LA037](https://openairdocs.org/ntsb/ANC04LA037), Mar 21, 2004: Piper PA-31T3 (N223CS), Kaktovik, AK, substantial damage. Probable cause: The pilot's selection of unsuitable terrain for landing, which resulted in the airplane colliding with drifted snow during the landing roll. Factors contributing to the accident were a snow covered… - [NTSB ANC00MA125](https://openairdocs.org/ntsb/ANC00MA125), Sep 18, 2000: Piper PA-31T3 (N220CS), Nuiqsut, AK, destroyed, 5 fatal. Probable cause: The pilot's failure to extend the landing gear, his improper aborted landing procedure, and inadvertent stall/mush. Factors in the accident were an improper adjustment of the landing gear warning… - [NTSB ANC00LA029](https://openairdocs.org/ntsb/ANC00LA029), Feb 21, 2000: Piper PA-31-T3 (N219CS), Kotzebue, AK, substantial damage. Probable cause: The pilot descended below the minimum descent altitude. Factors associated with this accident were the task overload of the pilot during the instrument approach, and not performing a level off. - [NTSB ANC00LA027](https://openairdocs.org/ntsb/ANC00LA027), Feb 9, 2000: Piper PA-31-T3 (N110JK), Wales, AK, substantial damage. Probable cause: The pilot's inadequate evaluation of the weather conditions, and his inadvertent flight into adverse weather conditions. Factors in the accident were terrain induced turbulence and a tailwind. - [NTSB ANC00LA006](https://openairdocs.org/ntsb/ANC00LA006), Oct 16, 1999: Piper PA-31-T3 (N220CS), Gambell, AK, substantial damage. Probable cause: An in-flight collision with a bird. - [NTSB ANC98LA010](https://openairdocs.org/ntsb/ANC98LA010), Nov 11, 1997: Piper PA-31-T3 (N314SC), Tyonek, AK, substantial damage. Probable cause: An on-ground collision with an animal (moose). Factors in the accident were night VFR conditions that restricted the pilot's visual lookout, and the lack of an airport perimeter fence. - [NTSB ANC97LA048](https://openairdocs.org/ntsb/ANC97LA048), Apr 7, 1997: Piper PA-31-T3 (N218CS), Stebbins, AK, substantial damage. Probable cause: The pilot's decision to continue VFR into IMC. Factors associated with the accident are fog/obscuration, and the pilot's failure to initiate a go-around earlier in the approach. - [NTSB ANC92IA030](https://openairdocs.org/ntsb/ANC92IA030), Jan 28, 1992: Piper PA-31-T3 (N314SC), Anchorage, AK, incident, minor damage. Probable cause: THE PILOT'S CONTINUED TAXI AFTER BECOMING LOST OR DISORIENTED. FACTORS RELATING TO THE ACCIDENT WERE THE WHITEOUT CONDITIONS CAUSED BY THE FRESHLY FALLING AND BLOWING SNOW AND THE INADEQUATE SNOW… - [NTSB ANC92FA083](https://openairdocs.org/ntsb/ANC92FA083), Dec 13, 1991: Piper PA-31T3, T1040 (N307SC), Ninilchik, AK, destroyed, 1 fatal. Probable cause: UNDETERMINED. - [NTSB ANC90FA021](https://openairdocs.org/ntsb/ANC90FA021), Dec 22, 1989: Piper PA-31 (N302SC), Beluga, AK, destroyed, 1 fatal. Probable cause: FAILURE OF THE PILOT TO MAINTAIN PROPER ALTITUDE. DARKNESS AND ADVERSE WEATHER CONDITIONS WERE RELATED FACTORS. ## FAA accident and incident reports (16) 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. - [Accident 20250726012222A](https://openairdocs.org/incident/20250726012222A), Jul 26, 2025: Piper PA-31T3 (N401VA), Appleton, WI, Substantial damage. On July 26, 2025, at 7:10 am, [privacy data omitted] departed from milwaukee airport (mke) with approximately 375 lbs. Of [privacy data omitted]cargo. The… - [Incident 20050515011559I](https://openairdocs.org/incident/20050515011559I), May 15, 2005: Piper PA31T3 (N223CS), Barrow, AK, Minor damage. (-23) On may 15, 2005, 1630 local time, at Barrow Alaska, N223CS landed on runway 6 with the landing gear retracted. The aircraft slid on the belly pod and the… - [Accident 20040321004899A](https://openairdocs.org/incident/20040321004899A), Mar 21, 2004: Piper PA31T3 (N223CS), Barter Island, AK, Substantial damage. (-23) This flight was being operated between dead horse and Barter Island as an on-demand charter with three passengers and one crew member pilot. The flight… - [Accident 20000918040729A](https://openairdocs.org/incident/20000918040729A), Sep 18, 2000: Piper PA31T3 (N220CS), Nuiqsut, AL, No damage, 5 fatal. (-23)At approximately 1510 local time on September 18, 2000 the pilot landed at Nuiqsut, Alaska without extending the landing gear. After touching down on the… - [Accident 20000221005809A](https://openairdocs.org/incident/20000221005809A), Feb 21, 2000: Piper PA31T3 (N219CS), Kotzebue, AK, Substantial damage. (-23) On 02-21-2000, N219CS, a PA-31-3T piloted by[privacy data omitted]was flying the GPS runway 8 approach to kotebue, Alaska. He stated the approach 40… - [Accident 20000209004499A](https://openairdocs.org/incident/20000209004499A), Feb 9, 2000: Piper PA31T3 (N110JK), Wales, AK, Substantial damage. (-23) Pilot lost control of the aircraft during landing. (.4)the airline transport certificated pilot was landing a twin-engine turboprop airplane at a remote… - [Incident 20000125000969I](https://openairdocs.org/incident/20000125000969I), Jan 25, 2000: Piper PA31T3 (N220CS), Savoonga, AK, Minor damage. (-23) [privacy data omitted] N220CS arrived at Savoonga, AK (sva) on an IFR flight poan and was going a visual approach to rwy 23, circle to rwy 05. The pilot… - [Accident 19991015029069A](https://openairdocs.org/incident/19991015029069A), Oct 15, 1999: Piper PA31T3 (N220CS), Gambell, AK, Substantial damage. (.19) On October 15, 1999, about 1630 Alaska daylight time, a Piper PA-31-T3 airplane, N220CS, sustained substantial damage when it collided with a bird about… - [Incident 19981227041929I](https://openairdocs.org/incident/19981227041929I), Dec 27, 1998: Piper PA31T3 (N217CS), Wales, AK, Minor damage. Pilot lost control on landing. Steering linkage found broken. NTSB inspection of linkage showed breakage because of sideload. - [Accident 19971111039169A](https://openairdocs.org/incident/19971111039169A), Nov 11, 1997: Piper PA31T3 (N314SC), Tyonek, AK, Substantial damage. Collided with unseen moose on takeoff. Aborted. Stopped on runway. Damaged left wing spar. - [Incident 19971016038279I](https://openairdocs.org/incident/19971016038279I), Oct 16, 1997: Piper PA31T3 (N219CS), Barrow, AK, Substantial damage. Narrative: pilot, viktor a zorov was performing start up and repositioning procedure with a pa 31T3-1040 #N219CS and taxied into a BE-99. Also owned and… - [Accident 19970407005199A](https://openairdocs.org/incident/19970407005199A), Apr 7, 1997: Piper PA31T3 (N218CS), Stebbins, AK, Substantial damage. Aircraft hit snow berm on landing. (.4)the pilot was landing at a remote village site. Reported weather was approximately 3/8 of a mile at the time of the… - [Incident 19920128005889I](https://openairdocs.org/incident/19920128005889I), Jan 28, 1992: Piper PA31T3 (N314SC), Anchorage, AK, Minor damage. Pilot taxied into a snowbank on north side of runway after landing. Pilot had problem with blowing snow. - [Accident 19911213056359A](https://openairdocs.org/incident/19911213056359A), Dec 13, 1991: Piper PA31T3 (N307SC), Ninilchik, AK, Destroyed, 1 fatal. Descended from cruise level at high rate. Impacted near vertical. Indications exceeded vne. Strong winds aloft. - [Incident 19910110002859I](https://openairdocs.org/incident/19910110002859I), Jan 10, 1991: Piper PA31T3 (N307SC), Anchorage, AK. Taxied off runway onto taxiway and became stuck in snow plow berm on taxiway. - [Accident 19891222052869A](https://openairdocs.org/incident/19891222052869A), Dec 22, 1989: Piper PA31T3 (N302SC), Beluga, AK, Destroyed, 1 fatal. Descended into trees approaching non controlled IFR airport. Descended below moca in snow fog and low ceiling. ## Service difficulty reports (14) As reported by operators and repair stations, by the model named in the report. - [SDR CSA2005F00000](https://openairdocs.org/sdr/CSA2005F00000), Dec 18, 2004: MOTOR. FAILED. PILOT RETURNED TO AIRPORT SHORTLY AFTER DEPARTURE (0.1 HOUR FLIGHT TIME). REPORTED BURNED ELECTRICAL ODOR IN COCKPIT. INVESTIGATION OF COMPLAINT REVEALED THAT T - [SDR 2004F00083](https://openairdocs.org/sdr/2004F00083), Feb 10, 2004: O-RING. MISSING. SMOKE ENTERED THE COCKPIT, (KEROSENE EXHAUST) DURING CLIMB. THE AIRCRAFT RETURNED. THE FORWARD HEATER WAS SLOW TO LIGHT OFF. DURING RECENT FUEL NOZZLE CLEANING, - [SDR CSA2003F00000](https://openairdocs.org/sdr/CSA2003F00000), Apr 15, 2003: FIRE DETECTOR. BROKEN. ON 11 APR 03, THE RIGHT ENGINE FIRE LIGHT CAME ON INTERMITTENTLY IN FLIGHT. THE AIRCRAFT WAS LANDED IN WBB WITHOUT INCIDENT, AND THE FIRE LIGHT CAME ON STEADY A - [SDR PNSA000301](https://openairdocs.org/sdr/PNSA000301), Mar 24, 2000: DOOR. UNSECURE. CREW DOOR TOP LATCH POPPED OPEN AFTER TAKEOFF. RETURNED TO BASE. DOOR WAS SECURED, SUBSEQUENT FLIGHTS WERE OK. - [SDR 99ZZZX1589](https://openairdocs.org/sdr/99ZZZX1589), Mar 31, 1999: STRIKER. WORN. THE PILOT REPORTED AFTER TAKEOFF FROM WAA DURING CLIMB-OUT PASSING THROUGH 1,000 FEET, THE LT PROPELLER SPEED SLOWLY STARTED TO DECREASE, PILOT RETARDED POWER L - [SDR PNSA970705](https://openairdocs.org/sdr/PNSA970705), Jul 18, 1997: RETRACT MECH. MALFUNCTIONED. LANDING GEAR WOULD NOT EXTEND. PUMPED GEAR DOWN AND LANDING UNEVENTFUL. COULD NOT DUPLICATE PROBLEM ON JACKS, SUBSEQUENT FLIGHTS OK. - [SDR PNSA970101](https://openairdocs.org/sdr/PNSA970101), Jan 2, 1997: OIL TEMP. HIGH. HIGH OIL TEMP INDICATION, PRECAUTIONARY SHUTDOWN PROBLEM NOT VERIFIED. - [SDR 97ZZZX411](https://openairdocs.org/sdr/97ZZZX411), Nov 25, 1996: CIRCUIT BREAKER. BROKEN. AFTER TAKEOFF, PILOT ATTEMPTED TO SELECT THE MAIN LANDING GEAR TO THE UP POSITION. THE GEAR HANDLE WOULD NOT SELECT UP. PILOT RETURNED TO KENAI WITHOUT INCIDENT - [SDR 96ZZZX2462](https://openairdocs.org/sdr/96ZZZX2462), Apr 15, 1996: ROD ASSY. FROZE UP. NOSE GEAR WOULD NOT STAY UP AND LOCKED AFTER GEAR SELECTOR RETURNED TO NEUTRAL IN-FLIGHT. ALL OTHER GEAR FUNCTIONS WERE NORMAL. FOUND MOISTURE UNDER DUST BOOTS - [SDR 96ZZZX2461](https://openairdocs.org/sdr/96ZZZX2461), Apr 15, 1996: ROD ASSY. FROZE UP. NOSE GEAR WOULD NOT STAY UP AND LOCKED AFTER GEAR SELECTOR RETURNED TO NEUTRAL IN-FLIGHT. ALL OTHER GEAR FUNCTIONS WERE NORMAL. FOUND MOISTURE UNDER DUST BOOTS - [SDR 96ZZZM841](https://openairdocs.org/sdr/96ZZZM841), Apr 2, 1996: ARM. BROKEN. ON DEPART, WHILE RETRACTING THE L/G THE CREW NOTED THAT THE GEAR UNSAFE LIGHT REMAINED ILLUMINATED AND THE GEAR SELECTOR HANDLE DID NOT RETURN TO NEUTRAL. SELEC - [SDR 96ZZZX2067](https://openairdocs.org/sdr/96ZZZX2067), Mar 31, 1996: UPLOCK HOOK. ICED OVER. AFTER TAKEOFF, PILOT REPORTED NOSE GEAR WOULD NOT LOCK UP. LOWERED GEAR AND RETURNED WITHOUT INCIDENT. FOUND ICE ON UPLOCK HOOK AND UPLOCK ROLLER, CLEANED, AND - [SDR 96ZZZX2439](https://openairdocs.org/sdr/96ZZZX2439), Mar 25, 1996: ROD END. BROKEN. AFTER TAKEOFF, PILOT DETERMINED RT MLG WOULD NOT LOCK UP (GEAR IN-TRANSIENT LIGHT). PILOT CONTINUED FLIGHT TO KENAI. PILOT OVERFLEW HANGAR, AND TOWER WAS ADVISE - [SDR 95ZZZX1664](https://openairdocs.org/sdr/95ZZZX1664), Feb 15, 1995: BLEED VALVE. DIRTY. ANC - DURING LANDING, RT ENGINE HAD AN INTERMITTENT COMPRESSOR STALL. THE LANDING WAS ABORTED DUE TO HIGH WINDS. THE PILOT SHUT DOWN RT ENGINE AND RETURNED TO E ## STCs that may be installed (OpenAirDocs) (145, 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 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 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 SA02268CH](https://openairdocs.org/stc/SA02268CH): Installation of Airwolf Filter Corp. Air Oil Separator. Airwolf Filter Corporation - [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 SA1566CE-D](https://openairdocs.org/stc/SA1566CE-D): Installation of King KFC 250A, two axis (third axis optional) flight control system with 3-inch or 4-inch instruments and optional altitude preselect or manual electric trim only. 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 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 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 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 SA02547AT](https://openairdocs.org/stc/SA02547AT): Installation of a Voice Alert System. Aircraft Components Inc - [STC SA03658AT](https://openairdocs.org/stc/SA03658AT): Installation of a Voice Alert System to incorporate as primary annunciators for stall and gear warnings. Aircraft Components Inc - [STC SA02119SE PAGE 2](https://openairdocs.org/stc/SA02119SE%20PAGE%202): Installation of Garmin GDL 88 ADS-B UAT Transceiver System. Garmin International Inc - [STC SA01969SE](https://openairdocs.org/stc/SA01969SE): Installation of a Mid-Continent MD302 Standby Attitude Module. Mid-Continent Instruments and Avionics - [STC SA01229SE PAGE 1](https://openairdocs.org/stc/SA01229SE%20PAGE%201): Installation of GNS 480 (CNX80) GPS WAAS Navigator with integrated VHF Navigation and Communication radios. Garmin International Inc - [STC SA02442AK PAGE 2](https://openairdocs.org/stc/SA02442AK%20PAGE%202): Approval of the L-3 Communications NGT 2000/2500 ADS-B system. ADS-B Technologies, LLC - [STC SA01933LA-D PAGE 2](https://openairdocs.org/stc/SA01933LA-D%20PAGE%202): Installation of Garmin Model 400W / 500W Series GPS-WAAS Navigation System. Garmin International Inc - [STC SA02930NY](https://openairdocs.org/stc/SA02930NY): Installation of Insight Instrument Corporation Graphic Engine Monitor (GEM 610C) models G3, G2, and G1 and 1200C model G4 as primary Cylinder Head Temperature (CHT), Exhaust Gas Temperature (EGT), and Turbine Inlet Temperature (TIT) Instruments. Insight Instrument Corporation - [STC SA02121SE](https://openairdocs.org/stc/SA02121SE): Installation of Garmin GTS 825 (TAS) or GTS 855 (TCAS I) Traffic System. Garmin International Inc - [STC SA00269BO](https://openairdocs.org/stc/SA00269BO): Installation of Avidyne Corporation TWX 670 Tactical Weather Detection System P/N 850-00026-000-( ) consisting of Avidyne Processor P/N 700-00033-000-( ), Sensor Systems Inc. Antenna P/N S72-1715-1 with doubler plate P/N S72-171530-1, and Avidyne Mounting Tray P/N 700-00034-000. Avidyne Corporation All 145: https://openairdocs.org/model/piper-pa-31t3/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.