# N100UX: 1994 Beech 1900D

- Status: Valid registration
- Airframe: [Beech 1900D](https://openairdocs.org/model/beech-1900d) (registry code 1154162, 19 seats)
- Engine: [Pratt & Whitney Canada PT6A-6 series](https://openairdocs.org/engine/pratt-whitney-canada-pt6a-6-series) (registry code 52150)
- Data sheets: [TCDS A24CE](https://openairdocs.org/tcds/A24CE) (Textron Aviation Inc.) (OpenAirDocs)
- Serial number: UE-100
- Year built: 1994
- Type: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Standard, commuter
- Airworthiness date: June 18, 1994
- Certificate issued: March 25, 2023
- Expires: March 31, 2030
- Mode S code: A0068C
- Registered owner: [Alpine Aviation Inc](https://openairdocs.org/faa-owner/ALPINE%20AVIATION%20INC)
- Location: [Provo, UT](https://openairdocs.org/faa-place/UT/Provo)
- Owner type: Corporation
- Owner's area on the map: 40.2272° N, 111.6958° W: Placed by OpenAirDocs at the center of ZIP code 84601, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=100UX
- Page: https://openairdocs.org/aircraft/N100UX

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every Pratt & Whitney Canada PT6A-6 model are included.

## ADs that may apply (OpenAirDocs): 66 in force

### Matched by airframe (Beech 1900D)

- [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023
- [AD 2014-02-03](https://openairdocs.org/ad/2014-02-03): Flight Controls · Textron 1900, 1900C and 1900D. Effective Mar 7, 2014
- [AD 2013-24-03](https://openairdocs.org/ad/2013-24-03): Stabilizers · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Jan 13, 2014
- [AD 2011-01-09](https://openairdocs.org/ad/2011-01-09): Oxygen · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 290 more. Effective Feb 9, 2011
- [AD 2009-23-03](https://openairdocs.org/ad/2009-23-03): Flanges · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Dec 14, 2009
- [AD 2009-23-01](https://openairdocs.org/ad/2009-23-01): Main Landing Gear · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Dec 8, 2009
- [AD 2006-16-18 R1](https://openairdocs.org/ad/2006-16-18-R1): Installing a warning placard on the TAWS/RMI · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 100 more. Effective Jul 18, 2008
- [AD 2006-18-51](https://openairdocs.org/ad/2006-18-51): Left and right wing rear spar lower caps · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Sep 8, 2006
- [AD 2005-18-21](https://openairdocs.org/ad/2005-18-21): Elevator hinge support attachments · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Sep 13, 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 2004-17-02](https://openairdocs.org/ad/2004-17-02): Cross shaft attach bolt · Textron 100, 1900, 1900C and 52 more. Effective Oct 4, 2004
- [AD 2004-09-07](https://openairdocs.org/ad/2004-09-07): Canted Bulkhead Located at Fuselage Station (FS) 588.10 · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Jun 14, 2004
- [AD 2004-01-13](https://openairdocs.org/ad/2004-01-13): Vent blower assemblies · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Feb 19, 2004
- [AD 2003-20-10](https://openairdocs.org/ad/2003-20-10): Elevator Trim System Maintenance Procedures · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Oct 15, 2003
- [AD 2003-09-12](https://openairdocs.org/ad/2003-09-12): Rivets · Textron 1900D. Effective Jun 27, 2003
- [AD 2003-04-26](https://openairdocs.org/ad/2003-04-26): AC Inverter and Inverter Sync Wire Shield · Textron 1900D. Effective Apr 21, 2003
- [AD 2003-03-18](https://openairdocs.org/ad/2003-03-18): Elevator Control System · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Feb 5, 2003
- [AD 2002-23-11](https://openairdocs.org/ad/2002-23-11): Elevator Balance Weight Attachment Screws · Textron 1900, 1900C, 1900C (C-12J) and 30 more. Effective Jan 10, 2003
- [AD 2002-14-19](https://openairdocs.org/ad/2002-14-19): Collins Air Data Computers (ADC) · Boeing DC-8-11, DC-8-12, DC-8-21 and 36 more. Effective Aug 23, 2002
- [AD 2001-22-16](https://openairdocs.org/ad/2001-22-16): Engine Truss Assembly · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Dec 17, 2001
- [AD 2001-18-07](https://openairdocs.org/ad/2001-18-07): Flap Flexible Shaft Assemblies · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Oct 12, 2001
- [AD 2001-15-17](https://openairdocs.org/ad/2001-15-17): Transponder Control Panels · Bombardier ATR42-200, ATR42-300, ATR42-320 and 30 more. Effective Aug 20, 2001
- [AD 2001-11-03](https://openairdocs.org/ad/2001-11-03): Blower Motor Circuit · Textron 1900D, 58, 58A and 5 more. Effective Jul 20, 2001
- [AD 2001-04-05](https://openairdocs.org/ad/2001-04-05): Global Positioning System · Textron 1900D with STC SA00245WI-D. Effective Apr 9, 2001
- [AD 2000-20-07](https://openairdocs.org/ad/2000-20-07): Cockpit Voice Recorder (CVR) System · Textron 1900, 1900C and 1900D. Effective Nov 22, 2000
- [AD 2000-19-04](https://openairdocs.org/ad/2000-19-04): Wing Fuel Quantity Wiring Harness · Textron 1900C, 1900C (C-12J) and 1900D. Effective Oct 31, 2000
- [AD 99-18-15](https://openairdocs.org/ad/99-18-15): Landing Gear Emergency Hand Pumps · Textron 1900D, B200, B300 and 1 more. Effective Sep 27, 1999
- [AD 99-16-12](https://openairdocs.org/ad/99-16-12): Electric Elevator Trim · Textron 1900D. Effective Sep 27, 1999
- [AD 99-12-07](https://openairdocs.org/ad/99-12-07): Passenger Oxygen Container And Mask Assembly · Textron 1900D. Effective Jul 23, 1999
- [AD 97-15-13 R2](https://openairdocs.org/ad/97-15-13-R2): Airstair Door Handle and Latch Housing · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective May 28, 1999
- [AD 99-09-15](https://openairdocs.org/ad/99-09-15): Flight Control Mechanism · Textron 1900D, 58, 58A and 5 more. Effective May 18, 1999
- [AD 99-04-08](https://openairdocs.org/ad/99-04-08): Main Landing Gear Hydraulic Actuators · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Mar 26, 1999
- [AD 99-01-03](https://openairdocs.org/ad/99-01-03): Flaps · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Feb 8, 1999
- [AD 98-26-16](https://openairdocs.org/ad/98-26-16): Emergency Exit Doors · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Feb 5, 1999
- [AD 98-21-20](https://openairdocs.org/ad/98-21-20): Exterior Marking Placards · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Nov 20, 1998
- [AD 98-13-11](https://openairdocs.org/ad/98-13-11): Ground Idle Low Pitch Stop System · Textron 1900D. Effective Aug 3, 1998
- [AD 98-09-12](https://openairdocs.org/ad/98-09-12): Inspect Communication Systems · Textron 1900D. Effective Jun 12, 1998
- [AD 97-26-15](https://openairdocs.org/ad/97-26-15): Main Landing Gear Actuator · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Jan 25, 1998
- [AD 97-25-03](https://openairdocs.org/ad/97-25-03): AFM - Limitations - Power Levers · Textron 100, 1900, 1900C and 44 more. Effective Jan 21, 1998
- [AD 97-17-08](https://openairdocs.org/ad/97-17-08): Propeller Mounting Bolts · Textron 1900D. Effective Sep 24, 1997
- [AD 97-10-14](https://openairdocs.org/ad/97-10-14): Stabilon Attachment Angles · Textron 1900D. Effective Jul 7, 1997
- [AD 97-06-06](https://openairdocs.org/ad/97-06-06): Pilot and Copilot Chairs Locking Pins · Textron 100, 1900, 1900C and 43 more. Effective May 9, 1997
- [AD 97-03-01](https://openairdocs.org/ad/97-03-01): Right-Hand Exhaust Stacks · Textron 1900D. Effective Mar 14, 1997
- [AD 95-26-15 R1](https://openairdocs.org/ad/95-26-15-R1): Traffic Alert and Collision Avoidance Systems · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 159 more. Effective Dec 26, 1996
- [AD 96-22-12](https://openairdocs.org/ad/96-22-12): Inspect fuel filter assembly · Textron 1900C, 1900C (C-12J), 1900D and 1 more. Effective Dec 13, 1996
- [AD 96-15-01](https://openairdocs.org/ad/96-15-01): Windshield Heat Control Circuit Breakers · Textron 1900D. Effective Sep 19, 1996
- [AD 96-09-13](https://openairdocs.org/ad/96-09-13): AFM - Icing · Textron 1900, 1900C, 1900D and 7 more. Effective Jun 11, 1996
- [AD 95-26-14](https://openairdocs.org/ad/95-26-14): Inspect Cabin Partition Bracket · Textron 1900D. Effective Jan 31, 1996
- [AD 95-14-02](https://openairdocs.org/ad/95-14-02): Instrument Air System · Textron 1900, 1900C, 1900C (C-12J) and 1 more. Effective Aug 31, 1995
- [AD 95-02-17](https://openairdocs.org/ad/95-02-17): Elevator Trim Tab Control Cable · Textron 1900D. Effective Apr 17, 1995

### Matched by engine (Pratt & Whitney Canada PT6A-6 series)

- [AD 2024-04-51](https://openairdocs.org/ad/2024-04-51): Turbine Section · Pratt & Whitney Canada PT6A-64, PT6A-66, PT6A-66A and 17 more. Effective Mar 28, 2024
- [AD 2016-05-13](https://openairdocs.org/ad/2016-05-13): Corrosion and perforation of the two-ply Cu-Be bellows in Woodward FCUs. · Pratt & Whitney Canada PT6A-60AG, PT6A-65AG, PT6A-67AF and 1 more. Effective Apr 22, 2016
- [AD 2012-09-10](https://openairdocs.org/ad/2012-09-10): First stage sun gears · Pratt & Whitney Canada PT6A-110, PT6A-112, PT6A-114 and 12 more. Effective May 23, 2012
- [AD 2004-25-18](https://openairdocs.org/ad/2004-25-18): Propeller governor assemblies · Pratt & Whitney Canada PT6A-60A and PT6A-65B. Effective Jan 18, 2005
- [AD 2002-23-13](https://openairdocs.org/ad/2002-23-13): Turbine Exhaust Ducts · Pratt & Whitney Canada PT6A-11, PT6A-110, PT6A-112 and 20 more. Effective Dec 31, 2002
- [AD 97-04-12](https://openairdocs.org/ad/97-04-12): Compressor Bleed-off Valve · Pratt & Whitney Canada PT6A-11, PT6A-110, PT6A-112 and 52 more. Effective Mar 14, 1997
- [AD 95-13-08](https://openairdocs.org/ad/95-13-08): Compressor Turbine Disk · Pratt & Whitney Canada PT6A-67D. Effective Jul 12, 1995
- [AD 92-15-11](https://openairdocs.org/ad/92-15-11): Compressor Delivery Air Line (P3) Filter Assembly · Pratt & Whitney Canada PT6A-20, PT6A-20A, PT6A-21 and 7 more. Effective Aug 17, 1992
- [AD 80-08-12](https://openairdocs.org/ad/80-08-12): Fuel Pump Drive Coupling Splines · Pratt & Whitney Canada PT6A-11, PT6A-112, PT6A-135 and 24 more. Effective Apr 18, 1980
- [AD 80-04-02](https://openairdocs.org/ad/80-04-02): Push-Pull Control Terminal · Pratt & Whitney Canada PT6A-20, PT6A-6A, PT6A-6B and 1 more. Effective Feb 8, 1980
- [AD 75-06-01](https://openairdocs.org/ad/75-06-01): Gearbox Deterioration · Pratt & Whitney Canada PT6A-20, PT6A-20A, PT6A-20B and 11 more. Effective Apr 1, 1977
- [AD 75-11-04](https://openairdocs.org/ad/75-11-04): Reduction Gearbox Engine Distress · Pratt & Whitney Canada PT6A-20, PT6A-20A, PT6A-20B and 8 more. Effective May 20, 1975
- [AD 70-16-01](https://openairdocs.org/ad/70-16-01): Turbo Propeller Governors · Pratt & Whitney Canada PT6A-11, PT6A-11AG, PT6A-15AG and 5 more. Effective Aug 4, 1970
- [AD 69-23-06](https://openairdocs.org/ad/69-23-06): Fuel Pumps · Pratt & Whitney Canada PT6A-20, PT6A-27, PT6A-28 and 4 more. Effective Nov 15, 1969
- [AD 68-05-03](https://openairdocs.org/ad/68-05-03): Reverse Mode · Pratt & Whitney Canada PT6A-20 and PT6A-6B. Effective Feb 28, 1968

### Historical (superseded or no longer in force)

- [AD 2011-27-51](https://openairdocs.org/ad/2011-27-51) (historical): Flight Controls · Hawker Beechcraft 1900, 1900C, 1900C (C-12J) and 1 more. Effective Jan 18, 2012
- [AD 2006-24-11](https://openairdocs.org/ad/2006-24-11) (historical): Forward, vertical, and aft flanges · Hawker Beechcraft 1900C, 1900C (C-12J) and 1900D. Effective Dec 11, 2006
- [AD 97-22-16](https://openairdocs.org/ad/97-22-16) (historical): Vent Blower Assembly Bearing · Raytheon 1900, 1900C, 1900C (C-12J) and 1 more. Effective Dec 5, 1997
- [AD 97-15-13 R1](https://openairdocs.org/ad/97-15-13-R1) (historical): Airstair Door Handle And Latch Housing · Raytheon 1900, 1900C and 1900D. Effective Sep 22, 1997
- [AD 97-15-13](https://openairdocs.org/ad/97-15-13) (historical): Airstair Door Handle And Latch Housing · Raytheon 1900, 1900C and 1900D. Effective Sep 5, 1997
- [AD 97-14-16](https://openairdocs.org/ad/97-14-16) (historical): Outboard Flap Attachment Brackets And Aft Roller Bearings · Raytheon 1900, 1900C and 1900D. Effective Aug 4, 1997
- [AD 97-04-02](https://openairdocs.org/ad/97-04-02) (historical): Exterior Marking Placards For Airstair And Cargo Doors · Raytheon 1900, 1900C and 1900D. Effective Mar 10, 1997
- [AD 95-02-18](https://openairdocs.org/ad/95-02-18) (historical): Engine Truss Assembly · Raytheon 1900, 1900C and 1900D. Effective Mar 25, 1995

All 74: https://openairdocs.org/aircraft/N100UX/ads.md

## Information bulletins (advisory) (9 in force)

- [SAIB 2026-02](https://openairdocs.org/saib/2026-02): Elevator Tab Control System. Issued Jan 21, 2026
- [SAIB CE-12-36](https://openairdocs.org/saib/CE-12-36): Flight Controls: Aileron. Issued Jun 19, 2012
- [SAIB CE-05-83](https://openairdocs.org/saib/CE-05-83): . Issued Aug 26, 2005
- [SAIB CE-00-24](https://openairdocs.org/saib/CE-00-24): . Issued Jul 11, 2000
- [SAIB CE-00-15](https://openairdocs.org/saib/CE-00-15): . Issued Jan 21, 2000
- [SAIB NE-15-21](https://openairdocs.org/saib/NE-15-21): Fuel Injector Nozzle. Issued Aug 19, 2015
- [SAIB NE-12-04](https://openairdocs.org/saib/NE-12-04): Turbine/ Turboprop Engine: Reduction Gearbox. Issued Nov 1, 2011
- [SAIB NE-06-34](https://openairdocs.org/saib/NE-06-34): . Issued Mar 21, 2006
- [SAIB CE-03-24](https://openairdocs.org/saib/CE-03-24): . Issued Feb 19, 2003

## NTSB investigations

None matched to N100UX.

## FAA accident and incident reports (3)

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 20060926020369I](https://openairdocs.org/incident/20060926020369I), Sep 26, 2006: Beech 1900D (N100UX), Denver, CO, Minor damage. (-23) N100UX, great lakes airlines flight 5070 was inbound from saf to den. Check airman was conducting first officer ioe. First officer was the flying pilot…
- [Incident 20040521008779I](https://openairdocs.org/incident/20040521008779I), May 21, 2004: Beech 1900D (N100UX), Santa Fe, NM. (-23) On may 21, 2004 at 0743 MDT, a Beechcraft 1900D, N100UX, registered to great lakes aviation ltd departed runway 02 at Santa Fe municipal airport, Santa…
- [Incident 20030723018029I](https://openairdocs.org/incident/20030723018029I), Jul 23, 2003: Beech 1900D (N100UX), Denver, CO, Minor damage. (-23) Aircraft was being marshalled to parking position A52J on concourse 1 east ramp. The painted taxi lines at this particular position are not parallel with…

## Service difficulty reports (94, newest 50)

As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR GLBA2017110900691](https://openairdocs.org/sdr/GLBA2017110900691), Nov 6, 2017: HOSE. LEAKING. PILOTS REPORTED THAT THERE WAS A FUEL LEAK FROM LEFT WHEEL WELL ONTO THE LEFT OUTBOARD MAIN TIRE, A DROP EVERY 5 SECONDS. R & R THE HOSE WITH SERVICEABLE ONE IA
- [SDR GLBA2017100300685](https://openairdocs.org/sdr/GLBA2017100300685), Oct 2, 2017: CABLE. TORN. MAINTENANCE REPORTED THAT THE UPPER AFT AIRSTAIR DOOR CABLE WAS TORN. REMOVED AND REPLACED THE UPPER AFT AIRSTAIR DOOR CABLE IAW 52-10-02. P/N OFF/ON: 1440-40GL
- [SDR GLBA2016011900564](https://openairdocs.org/sdr/GLBA2016011900564), Jan 16, 2016: CABLE. BROKEN. PILOT REPORTED THAT THE FWD DOOR SNUBBER WAS INOPERATIVE. MX FOUND THE COUNTER BALANCE CABLE BROKEN, DISCONNECTED & REMOVED BOTH ENDS. INSTALLED NEW CABLE ASSEM
- [SDR GLBA2014071400420](https://openairdocs.org/sdr/GLBA2014071400420), Jul 13, 2014: TIRE. FAILED. PILOT STATED THAT THE TOWER CALLED & SAID THEY SAW DEBRIS AFTER TAKEOFF. GROUND OPS CONFIRMED PIECES OF A TIRE ON THE RUNWAY. DECLARED AN EMERGENCY & RETURNED T
- [SDR GLBA2014031000400](https://openairdocs.org/sdr/GLBA2014031000400), Mar 9, 2014: SKIN. CRACKED. DURING A SCHEDULED INSPECTION MX FOUND A CRACK IN THE SKIN AT THE RT FWD SPAR CAP AREA, FS 288.0, 1.5 INCHES IN LENGTH. REPAIRED THE AFFECTED AREA AND PERFORMED
- [SDR GLBA2014022800397](https://openairdocs.org/sdr/GLBA2014022800397), Feb 28, 2014: FRAME. CORRODED. DURING A SCHEDULED INSPECTION MX FOUND CORROSION AT FS 288.000 ON THE FRAME WHERE THE STRINGERS 16, 15R, 15L, 14R, & 14L ATTACHED, AREA OF 3 INCHES WIDE BY 2 IN
- [SDR GLBA2014022800396](https://openairdocs.org/sdr/GLBA2014022800396), Feb 28, 2014: STRINGER. CORRODED. DURING A SCHEDULED INSPECTION MX FOUND CORROSION AT FS 258.250 TO FS 288.000 ON STRINGER 14L AT FAYING SURFACE. REPAIRED THE AFFECTED AREA AND PERFORMED ALL REQ
- [SDR GLBA2014022800395](https://openairdocs.org/sdr/GLBA2014022800395), Feb 28, 2014: STRINGER. CORRODED. DURING A SCHEDULED INSPECTION MX FOUND CORROSION AT FS 258.250 TO FS 288.000 ON STRINGER 15L AT FAYING SURFACE. REPAIRED THE AFFECTED AREA AND PERFORMED ALL REQ
- [SDR GLBA2014022800394](https://openairdocs.org/sdr/GLBA2014022800394), Feb 28, 2014: STRINGER. CORRODED. DURING A SCHEDULED INSPECTION MX CORROSION AT FS 258.250 TO FS 288.000 AT STRINGER 16 ON FAYING SURFACE. REPAIRED THE AFFECTED AREA AND PERFORMED ALL REQUIRED R
- [SDR GLBA2014022800393](https://openairdocs.org/sdr/GLBA2014022800393), Feb 28, 2014: STRINGER. CORRODED. DURING A SCHEDULED INSPECTION MX FOUND CORROSION AT FS 258.250 TO FS 288.000 ON STRINGER 15R AT FAYING SURFACE. REPAIRED THE AFFECTED AREA AND PERFORMED ALL REQ
- [SDR GLBA2014022800392](https://openairdocs.org/sdr/GLBA2014022800392), Feb 28, 2014: STRINGER. CORRODED. DURING A SCHEDULED INSPECTION MX FOUND CORROSION AT FS 258.250 TO 288.000, STRINGER 14R AT FAYING SURFACE. REPAIRED THE AFFECTED AREA AND PERFORMED ALL REQUIRED
- [SDR GLBA2014022800390](https://openairdocs.org/sdr/GLBA2014022800390), Feb 28, 2014: SKIN. TORN. DURING A SCHEDULED INSPECTION MX FOUND THE SKIN TORN ON THE BELLY AT FS 265.750 & STRINGER 14L, APPROXIMATELY 5 INCHES IN LENGTH. REPAIRED THE AFFECTED AREA AND
- [SDR GLBA2014021700385](https://openairdocs.org/sdr/GLBA2014021700385), Feb 17, 2014: FRAME. CRACKED. DURING A SCHEDULED INSPECTION MX FOUND A CRACK IN THE FUSELAGE FRAME AT FS 183.250, BETWEEN STRINGERS 2R & 3R WHERE THE DUCT PASSES THROUGH THE FRAME, .5 INCHES
- [SDR GLBA2014021300382](https://openairdocs.org/sdr/GLBA2014021300382), Feb 13, 2014: FRAME. CRACKED. DURING A SCHEDULED INSPECTION MX FOUND 2 CRACKS IN THE RT SIDE OF FS 107 & STRINGER 8R, FRAME ANGLE & LONGERON, FRAME CRACKED AT UPPER END OF FRAME IN BEND RADI
- [SDR GLBA2014021300381](https://openairdocs.org/sdr/GLBA2014021300381), Feb 13, 2014: SKIN. CORRODED. DURING A SCHEDULED INSPECTION MX FOUND BELLY SKIN CORROSION AT FS 270 & STRINGER 16, 1.2 INCHES FWD & AFT DIRECTION BETWEEN STRINGER 16 FASTENERS. REPAIRED THE 
- [SDR GLBA2014021300380](https://openairdocs.org/sdr/GLBA2014021300380), Feb 13, 2014: FRAME. CRACKED. DURING A SCHEDULED INSPECTION MX FOUND A CRACK IN THE LT FUSELAGE AT FS 107 & STRINGER 8L FRAME AT THE UPPER END AT FRAME IN BEND RADIUS, .75 INCHES IN LENGTH. 
- [SDR GLBA2014021200379](https://openairdocs.org/sdr/GLBA2014021200379), Feb 11, 2014: RIB. CRACKED. DURING A SCHEDULED INSPECTION MX FOUND A CRACK IN THE RT WING INBD RIB FLANGE & DOUBLER AT JUNCTION WITH THE WING SPAR, RADIATES FROM THE OTBD EDGE OF THE FLANG
- [SDR GLBA2014021000378](https://openairdocs.org/sdr/GLBA2014021000378), Feb 10, 2014: SKIN. CRACKED. DURING A SCHEDULED INSPECTION MX FOUND 2 CRACKS IN THE FUSELAGE SKIN AT FS 150 & STRINGER 1, JUST TO THE RT OF STRINGER 1 LOCATION, CRACK RADIATES INBD & OTBD F
- [SDR GLBA2013103000346](https://openairdocs.org/sdr/GLBA2013103000346), Oct 30, 2013: DOOR FRAME. CRACKED. DURING A SCHEDULED INSPECTION, FOUND A CRACK IN THE AFT LOWER CARGO DOOR FRAME AT FS 509.50 AND BETWEEN STRINGERS 10 - 11L, 2.5 INCHES IN LENGTH. REPAIRED IAW E
- [SDR GLBA2013070100267](https://openairdocs.org/sdr/GLBA2013070100267), Jun 28, 2013: RELAY. INOPERATIVE. PILOT REPORTED THAT THE LANDING GEAR WOULD NOT EXTEND NORMALLY ON APPROACH, RAN CHECKLIST AND NOT HELP, MANUALLY PUMPED GEAR DOWN, ALL INDICATIONS NORMAL, AFTER
- [SDR GLBA2013062800265](https://openairdocs.org/sdr/GLBA2013062800265), Jun 27, 2013: RELAY. MALFUNCTIONED. LANDING GEAR WOULD NOT EXTEND NORMALLY ON APPROACH. RAN CHECKLISTS AND NO HELP, MANUALLY PUMPED GEAR DOWN. ALL INDICATIONS NORMAL. AFTER LANDING, FOUND LANDING 
- [SDR GLBA2013030600198](https://openairdocs.org/sdr/GLBA2013030600198), Mar 5, 2013: DIODE. FAILED. PILOT REPORTED THAT THERE WAS ELECTRICAL SMOKE COMING FROM THE FUEL GAUGE PANEL, RT FIRE WALL CIRCUIT BREAKER TRIPPED. MX REPLACED THE CR3 DIODE ON THE FUEL PAN
- [SDR GLBA2013021300175](https://openairdocs.org/sdr/GLBA2013021300175), Feb 12, 2013: BULB. INOPERATIVE. PILOT REPORTED THAT THE INSTRUMENTS EMERGENCY LIGHTS ON CAPS SIDE WILL NOT ILLUMINATE. MX REPLACED THE BULB, OPS CHECKED GOOD.
- [SDR GLBA2013011400151](https://openairdocs.org/sdr/GLBA2013011400151), Jan 11, 2013: BULB. BURNED OUT. PILOT REPORTED THAT THE CAPTAIN'S SIDE EMERGENCY LIGHT WILL NOT ILLUMINATE. MX REPLACED THE BULB, OPS CHECKED GOOD.
- [SDR GLBA2012081400032](https://openairdocs.org/sdr/GLBA2012081400032), Aug 14, 2012: BULKHEAD. DEBONDED. MAJOR REPAIR - DURING A SCHEDULED ROUTINE INSPECTION FOUND THE FWD UPPER PRESSURE BULKHEAD AT FS 34.0 THE 2ND & 3RD BONDED STRAP FROM THE RT OTBD EDGE OF BULKHE
- [SDR GLBA2012081400031](https://openairdocs.org/sdr/GLBA2012081400031), Aug 13, 2012: BULKHEAD. CRACKED. DURING A SCHEDULED ROUTINE INSPECTION, FOUND LT UPPER FWD PRESSURE BULKHEAD AT FS 84.0 CRACKED AT FASTENER HOLE ALONG BOTTOM EDGE OF PRESSURE BULKHEAD, 5.75" FR
- [SDR GLBA2012080800029](https://openairdocs.org/sdr/GLBA2012080800029), Aug 8, 2012: ELEVATOR. DAMAGED. DURING A SCHEDULED ROUTINE INSPECTION FOUND THE LT ELEVATOR HAS DAMAGE ON THE T/E, .37" BY .15". REPAIRED THE AFFECTED AREA AND PERFORMED ALL REQUIRED RII INSPE
- [SDR GLBA2012080700028](https://openairdocs.org/sdr/GLBA2012080700028), Aug 7, 2012: SPAR CAP. CRACKED. DURING A SCHEDULED INSPECTION, FOUND TWO CRACKS IN THE RT SIDE OF THE VERTICAL STAB, RT FWD SPAR CAP ANGLE AT APPROX AREA VSS 84.10, 20 PERCENT. REPAIRED AFFECT
- [SDR GLBA2012080600027](https://openairdocs.org/sdr/GLBA2012080600027), Aug 6, 2012: SPAR CAP. CRACKED. DURING A SCHEDULED INSPECTION, FOUND A CRACK IN THE LT VERTICAL STAB, LT FWD SPAR CAP ANGLE AT APPROX FSS 84.10, 20 PERCENT CHORD VISIBLE, 1.25" IN LENGTH. REPA
- [SDR GLBA2012080300025](https://openairdocs.org/sdr/GLBA2012080300025), Aug 3, 2012: STRINGER. CORRODED. DURING A SCHEDULED ROUTINE INSPECTION FOUND CORROSION BETWEEN STRINGER 16 AT FS 243.25 AND 258.25, IN A 2.25" AREA. REPAIRED THE AFFECTED AREA AND PERFORMED ALL
- [SDR GLBA2012080300026](https://openairdocs.org/sdr/GLBA2012080300026), Aug 3, 2012: RIB. CRACKED. DURING A SCHEDULED ROUTINE INSP FOUND A CRACK ON THE LT WING INBD AUX RIB FLANGE & ANGLE AT JUNCTION WITH LT WING FWD WING SPAR AT FS 288, 1.3" IN LENGTH. REPAI
- [SDR GLBA201208030024](https://openairdocs.org/sdr/GLBA201208030024), Aug 2, 2012: SKIN. CRACKED. DURING A SCHEDULED ROUTINE INSPECTION FOUND THE CENTER BELLY SKIN AT FS 303, 2" IB FROM RT EDGE, SKIN CRACKED, 1.25" IN LENGTH. REPAIRED THE AFFECTED AREA AND P
- [SDR GLBA201208020023](https://openairdocs.org/sdr/GLBA201208020023), Aug 2, 2012: BULKHEAD. CRACKED. DURING A SCHEDULED ROUTINE INSPECTION FOUND 9 CRACKS IN THE LT LOWER PRESSURE BULKHEAD RADIATING FROM THE DOUBLE ROW OF FASTENERS AT THE INBD EDGE OF THE BULKHE
- [SDR GLBA201208020022](https://openairdocs.org/sdr/GLBA201208020022), Aug 2, 2012: BULKHEAD. CRACKED. DURING A SCHEDULED ROUTINE INSPECTION, FOUND CRACKS IN THE RT LOWER PRESSURE BULKHEAD RADIATING FROM FASTENERS AT THE INBD EDGE OF THE BULKHEAD, 8 CRACKS, 3.1" 
- [SDR GLBA2012080100021](https://openairdocs.org/sdr/GLBA2012080100021), Aug 1, 2012: SKIN. CORRODED. DURING A SCHEDULED ROUTINE INSPECTION, FOUND BELLY SKIN CORROSION AT FS 243.25, AT JUNCTION OF FRAME & STRINGER 16, AND AT FS 243.25, AT JUNCTION OF FRAME & STR
- [SDR GLBA2012061801](https://openairdocs.org/sdr/GLBA2012061801), Jun 16, 2012: WEB. CRACKED. DURING A SCHEDULED ROUTINE INSPECTION FOUND A CRACK IN THE HORIZONTAL STAB AFT WEB AT HSS 0.00 IN THE LIGHTNING HOLE AT 2 O'CLOCK POSITION LOOKING FWD, .125" IN
- [SDR GLBA2012052201](https://openairdocs.org/sdr/GLBA2012052201), May 20, 2012: DIAPHRAGM. DAMAGED. PILOT REPORTED THAT DURING CLIMB OUT AND PASSING THROUGH 21,500" CABIN HIGH ANNC ILLUMINATED, DECLARED EMERGENCY, MASKS DEPLOYED, RETURNED TO DEPARTURE. MX R & 
- [SDR GLBA20111212G](https://openairdocs.org/sdr/GLBA20111212G), Dec 10, 2011: CABLE. BROKEN. PILOT REPORTED THAT THE DOOR SNUBBER CABLE IS BROKEN. MX REPLACED THE CABLE IAW MM 52-10-01, OPS CHECKED GOOD.
- [SDR GLBA20110516F](https://openairdocs.org/sdr/GLBA20110516F), May 14, 2011: CHECK VALVE. FAILED. SIG EVENT - THE PILOT REPORTED THAT 600 LBS OF FUEL DRAINED FROM THE MAIN TANK TO THE AUX TANK (LT). MX REPAIRED BY REPLACING THE LT AUX FUEL LINE CHECK VALVE.
- [SDR GLBA20110307G](https://openairdocs.org/sdr/GLBA20110307G), Mar 7, 2011: SPAR. WORN. MAJOR REPAIR - DURING A SCHEDULED ROUNTINE INSPECTION MAINTENANCE FOUND THE LH WING REAR SPAR BOTTOM LEADING EDGE CHAFFED AT 2 LOCATIONS BY EXT PWR CABLE, OB CH
- [SDR GLBA20110308G](https://openairdocs.org/sdr/GLBA20110308G), Mar 4, 2011: FRAME. CRACKED. MAJOR REPAIR - DURING A SCHEDULED ROUNTINE INSPECTION MAINTENANCE FOUND THE CARGO DOOR AFT FUSELAGE FRAME CRACKED 1.5" IN LENGTH AT THE GAS STRUT MOUNT UPPER IB
- [SDR GLBA20110308H](https://openairdocs.org/sdr/GLBA20110308H), Mar 4, 2011: FRAME. CRACKED. MAJOR REPAIR - DURING A SCHEDULED ROUNTINE INSPECTION MAINTENANCE FOUND THE CARGO DOOR FRAME AT THE FWD GAS STRUT MOUNT CRACKED IN TWO PLACES 1.5" IN LENGTH AT 
- [SDR GLBA20110304F](https://openairdocs.org/sdr/GLBA20110304F), Mar 4, 2011: STRUCTURE. DAMAGED. MAJOR REPAIR - DURING A SCHEDULED ROUNTINE INSPECTION MAINTENANCE FOUND THE RT OB WHEEL WELL KEEL ATTACHING HOLES FOR OB FENDER BRACKET HAS ELONGATED HOLES. MAI
- [SDR GLBA20110304J](https://openairdocs.org/sdr/GLBA20110304J), Mar 4, 2011: SKIN. CRACKED. MAJOR REPAIR - DURING A SCHEDULED ROUNTINE INSPECTION MAINTENANCE FOUND THE UPPER FUSELAGE SKIN AT F.S. 288 AND STRINGER 1 IS CRACKED, CRACK RADIATES FORWARD FR
- [SDR GLBA20110304K](https://openairdocs.org/sdr/GLBA20110304K), Mar 4, 2011: SKIN. CRACKED. MAJOR REPAIR - DURING A SCHEDULED ROUNTINE INSPECTION MAINTENANCE FOUND THE UPPER SKIN CRACKED AROUND (7) FASTENERS AT FS 273 BETWEEN STRINGER 1 AND 2R, CRACKS 
- [SDR GLBA20110304H](https://openairdocs.org/sdr/GLBA20110304H), Mar 4, 2011: FRAME. CRACKED. MAJOR REPAIR - DURING A SCHEDULED ROUNTINE INSPECTION MAINTENANCE FOUND THE RH FUSELAGE FRAME CRACKED .3" IN LENGTH AT STRINGER 9AR CUTOUT AT F.S. 177. MAINTENA
- [SDR GLBA20110304G](https://openairdocs.org/sdr/GLBA20110304G), Mar 4, 2011: FRAME. CRACKED. MAJOR REPAIR - DURING A SCHEDULED ROUNTINE INSPECTION MAINTENANCE FOUND THE RH FUSELAGE FRAME CRACKED AT STRINGER CUTOUT F.S. 183 STRINGER 9AR, .4" IN LENGTH. M
- [SDR GLBA20110308F](https://openairdocs.org/sdr/GLBA20110308F), Mar 4, 2011: MOUNT. CRACKED. MAJOR REPAIR - DURING A SCHEDULED ROUNTINE INSPECTION MAINTENANCE FOUND THE CARGO DOOR GAS STRUT FWD MOUNT HAS 2 CRACKS APPROX 1.3" IN LENGTH, THE AFT GAS STRUT
- [SDR GLBA20110303H](https://openairdocs.org/sdr/GLBA20110303H), Mar 3, 2011: FRAME. CRACKED. DURING A SCHEDULED ROUNTINE INSP MX FOUND THE RT SIDE WALL HEAVY ANGLE AT FS 303, CRACKED IN THE BEND RADIUS, APPROX 1" IN LENGTH. REPAIRED THE AFFECTED AREA AN
- [SDR GLBA20110303G](https://openairdocs.org/sdr/GLBA20110303G), Mar 3, 2011: FRAME. CRACKED. MAJOR REPAIR - DURING A SCHEDULED ROUNTINE INSP, MX FOUND THE LT HEAVY ANGLE CRACKED AT FS 303 APPROX 1" IN LENGTH. REPAIRED THE AFFECTED AREA AND PERFORMED ALL

All 94: https://openairdocs.org/aircraft/N100UX/reports.md

## STCs that may be installed (OpenAirDocs) (203, first 50)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Beech 1900D)

- [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 SA02309SE](https://openairdocs.org/stc/SA02309SE): Installation of the Garmin G950 Integrated Avionics and Display System. AeroMech Incorporated
- [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 SA12400WI](https://openairdocs.org/stc/SA12400WI): Installation of Garmin Avionics Modernization Package. Alpine Aviation, Inc
- [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 ST04328NY](https://openairdocs.org/stc/ST04328NY): The Manufacture and Installation of Exterior Placards, Labels and Signs is to be performed, installed. Libellule Monde Inc
- [STC SA02133SE](https://openairdocs.org/stc/SA02133SE): Installation of a Luma Technologies LT-4500 Series Integrated Light\Emitting Diode (LED) Display Panel and LT-3500 LED light modules. Luma Technologies LLC
- [STC ST03875NY](https://openairdocs.org/stc/ST03875NY): Installation of interior placards, signs and markings. Libellule Monde Inc
- [STC SA12345IB](https://openairdocs.org/stc/SA12345IB): Replacement of the Halon Type 1211 portable fire extinguisher with the Halotron BrX portable fire extinguisher. Cessna Duesseldorf Citation Service Center GmbH
- [STC ST00052BO](https://openairdocs.org/stc/ST00052BO): Installation of a Rockwell Collins TCAS-94 Traffic Alert and Collision Avoidance Systemm (TCAS II)with dual Rockwell Collins TVI-920D TA/RA/VSI indicators and dual Rockwell Collins TDR-94D mode S transponders. Ameriflight LLC
- [STC SA11158SC](https://openairdocs.org/stc/SA11158SC): Demonstration of aircraft tolerance to potential electromagnetic interference from certain Transmitting Potable Electronic Devices (T-PEDS). Liberty Partners Inc
- [STC SA12202IB](https://openairdocs.org/stc/SA12202IB): Installation of Garmin GWX Weather Radar System. Maxcraft Avionics Ltd
- [STC SA12133IB](https://openairdocs.org/stc/SA12133IB): Manufacture and Installation of EVASAIR Loading System Installation. Exploits Valley Air Services Ltd
- [STC SA11300DS](https://openairdocs.org/stc/SA11300DS): Upgrade previously installed Collins Aerospace Radar Altimeter. BHE & Associates Ltd
- [STC SA8695SW](https://openairdocs.org/stc/SA8695SW): Installation of a TCAS 791(TCAS I). Acron Aviation Inc
- [STC SA9210SC-D](https://openairdocs.org/stc/SA9210SC-D): Installation of the L-3 Communications Avionics Systems Infrared Imaging System (IRIS). Acron Aviation Inc
- [STC SA00349WI](https://openairdocs.org/stc/SA00349WI): Installation of a right-hand forward lavatory and toilet. Exploits Valley Air Service Ltd
- [STC SA00968NY](https://openairdocs.org/stc/SA00968NY): Configuration 1: Installation of Flight Data Recorder on a Raytheon Beechcraft 1900D in accordance with Design Maintenance Analysis Inc. MDL 1900, Revision 1 dated 8/26/99. Configuration 2: Installation of sensors and accelerometers. KGB Aviation Services LLC
- [STC ST02754NY](https://openairdocs.org/stc/ST02754NY): Replacement of JET PS835C or PS835D Battery packs with Securaplane XL244-D Battery Packs. Securaplane Technologies 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 SA00322BO](https://openairdocs.org/stc/SA00322BO): Installation of a Supplemental Exterior Lighting System. ATI Engineering Services LLC
- [STC SA02264SE](https://openairdocs.org/stc/SA02264SE): Manufacture and installation of a Supplemental Lighting System. Aviation Specialties Unlimited Inc
- [STC SA04051CH](https://openairdocs.org/stc/SA04051CH): Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders. CMD Flight Solutions LLC
- [STC SA00199IB](https://openairdocs.org/stc/SA00199IB): Manufacture and Installation, Emergency Evacuation Configuration. Bartel Mechanical and Aerospace
- [STC SA01050WI](https://openairdocs.org/stc/SA01050WI): Installation of Emergency Vision Assurance System (EVAS). VisionSafe LLC. Lists 1900 Series
- [STC SA02658SE](https://openairdocs.org/stc/SA02658SE): Installation of Garmin GI 275 Multi-Function Display System. Garmin International Inc
- [STC SA00128IB](https://openairdocs.org/stc/SA00128IB): Antenna Installation and Bulkhead Feedthrough. Avmax Aviation Services Inc
- [STC SA00120IB](https://openairdocs.org/stc/SA00120IB): Installation of the Universal Kapture Cockpit Voice Recorder (CVR) with Recorder Independent Power Supply (RIPS). Avmax Aviation Services Inc
- [STC SA02821AT](https://openairdocs.org/stc/SA02821AT): Installation of a Sandel Model ST3400 Terrain Awareness and Warning System (TAWS), with optional capability as a Traffic Collision Avoidance System (TCAS) Control Display Unit (CDU) or Radio Magnetic Indicator (RMI). Woven Electronics LLC
- [STC SA02010WI](https://openairdocs.org/stc/SA02010WI): Installation of the Mid-Continent Instruments & Avionics MD23 FLEX Custom Function Display (CFD). Mid-Continent Instruments and Avionics
- [STC ST02793AT](https://openairdocs.org/stc/ST02793AT): Installation of a Honeywell Model MK VI Enhanced Ground Proximity Warning System (EGPWS). Woven Electronics, LLC
- [STC ST02794AT](https://openairdocs.org/stc/ST02794AT): Installation of a Garmin Model GPS 400 Global Positioning System (GPS). Woven Electronics, LLC
- [STC SA00083IB](https://openairdocs.org/stc/SA00083IB): Installation of 1900D Cargo Provisions. MUSKOKA MOD CENTRE INC
- [STC SA00078IB](https://openairdocs.org/stc/SA00078IB): Installation of Barrier Net in aircraft forward cabin. Exploits Valley Air Services
- [STC SA04786NY](https://openairdocs.org/stc/SA04786NY): Installation of new Emergency Exit on forward right hand side of aircraft cabin. Exploits Valley Air Services
- [STC SA00073IB](https://openairdocs.org/stc/SA00073IB): Installation of 1900D Cargo Provisions. ICARUS AERO INC
- [STC SA00070IB](https://openairdocs.org/stc/SA00070IB): Installation of the Cockpit Emergency Hatch. ICARUS AERO INC
- [STC SA00741WI](https://openairdocs.org/stc/SA00741WI): Installation of the Concorde RG-380E/K series VRSLA batteries in airplanes listed on the attached FAA approved Model List (AML). Aero-Mach Wilco LLC
- [STC SA02204CH](https://openairdocs.org/stc/SA02204CH): Installation of Parker Hannifin Nose Wheel conversion Kit. Kaman Corporation Aircraft Wheel and Brake LLC
- [STC SA1789GL](https://openairdocs.org/stc/SA1789GL): Installation of Cleveland main wheels and brakes. Kaman Corporation Aircraft Wheel and Brake LLC
- [STC SA01094DE](https://openairdocs.org/stc/SA01094DE): Installation of Pratt & Whitney Engine Services FAST (digital engine management) system. Pratt & Whitney Engine Services Inc
- [STC SA00033IB](https://openairdocs.org/stc/SA00033IB): Installation of Cargo Conversion. Exploits Valley Air Services Ltd
- [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 SA04675NY](https://openairdocs.org/stc/SA04675NY): Installation of Cargo Conversion. Exploits Valley Air Services Ltd
- [STC SA04634NY](https://openairdocs.org/stc/SA04634NY): Modification of the Brake Master Cylinder. Marsh Brothers Aviation Inc
- [STC SA00748DE](https://openairdocs.org/stc/SA00748DE): Installation of the Rockwell Collins IDS-3000 system with new Primary Flight Displays, Multi-Function Display, Display Control Panels, Audio Panels, and Engine Insturmentation. Textron Aviation Inc
- [STC SA04459NY](https://openairdocs.org/stc/SA04459NY): Installation of MT-Propeller Entwicklung GmbH model MTV-27-1-( )-C-F-R(P)/CFR260-65( ) 5-blade, constant speed, full feathering, reversible propellers and spinners. MT- Propeller Entwicklung GmbH
- [STC SA2841CE](https://openairdocs.org/stc/SA2841CE): Install a privacy partition and a non-belted toilet in aft cabin. Textron Aviation Inc
- [STC SA2842CE](https://openairdocs.org/stc/SA2842CE): Install a mid-baggage cargo net, option 1, or an aft bulkhead partition, option 2, in the aft cabin. Textron Aviation Inc

All 203: https://openairdocs.org/aircraft/N100UX/stcs.md

## Related

- Other Beech 1900D aircraft: https://openairdocs.org/model/beech-1900d/aircraft.md
- The Pratt & Whitney Canada PT6A-6 series engine: https://openairdocs.org/engine/pratt-whitney-canada-pt6a-6-series.md

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