# Bombardier DHC-8-401

- Type: Aircraft model (FAA registry)
- Registry code: 1390041
- Manufacturer (registry): BOMBARDIER INC
- Model: DHC-8-401
- Aircraft type: Fixed wing multi engine
- Category: Airplane
- Engines: 2 · Turbo-prop
- Seats: 75
- Weight class: 20,000 lb and over
- Certification: Type certificated
- Data sheet: [TCDS A13NM](https://openairdocs.org/tcds/A13NM) (OpenAirDocs)
- Holder: De Havilland Aircraft of Canada Limited
- Registered aircraft: 0
- Page: https://openairdocs.org/model/bombardier-dhc-8-401

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 2026-11-06](https://openairdocs.org/ad/2026-11-06): Hardware; Standard practices/structures · De Havilland Aircraft of Canada DHC-8-101, DHC-8-102, DHC-8-103 and 9 more. Effective Jul 9, 2026
- [AD 2026-13-02](https://openairdocs.org/ad/2026-13-02): Navigation · Airbus Canada Limited Partnership 18, 49-46, 80-A and 555 more. Effective Jul 1, 2026
- [AD 2026-08-07](https://openairdocs.org/ad/2026-08-07): Stabilizers · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jun 3, 2026
- [AD 2025-19-05](https://openairdocs.org/ad/2025-19-05): Flight controls · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Oct 31, 2025
- [AD 2025-05-06](https://openairdocs.org/ad/2025-05-06): Nacelles/pylons · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Apr 16, 2025
- [AD 2024-22-07](https://openairdocs.org/ad/2024-22-07): Landing Gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Dec 31, 2024
- [AD 2024-12-06](https://openairdocs.org/ad/2024-12-06): Fuselage · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Aug 21, 2024
- [AD 2024-12-05](https://openairdocs.org/ad/2024-12-05): Landing Gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Aug 21, 2024
- [AD 2024-08-04](https://openairdocs.org/ad/2024-08-04): Time Limits/Maintenance Checks · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jun 20, 2024
- [AD 2024-02-02](https://openairdocs.org/ad/2024-02-02): Stabilizers · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Mar 21, 2024
- [AD 2023-16-05](https://openairdocs.org/ad/2023-16-05): Landing Gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Sep 25, 2023
- [AD 2023-07-06](https://openairdocs.org/ad/2023-07-06): Stabilizers · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jun 20, 2023
- [AD 2023-06-03](https://openairdocs.org/ad/2023-06-03): Landing Gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective May 18, 2023
- [AD 2023-05-01](https://openairdocs.org/ad/2023-05-01): Flight Controls · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Apr 18, 2023
- [AD 2023-01-09](https://openairdocs.org/ad/2023-01-09): Fuel System · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Mar 13, 2023
- [AD 2022-23-01](https://openairdocs.org/ad/2022-23-01): Fuel · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Dec 13, 2022
- [AD 2022-17-04](https://openairdocs.org/ad/2022-17-04): Fuel System, Time Limits/Maintenance Checks · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 1, 2022
- [AD 2022-13-08](https://openairdocs.org/ad/2022-13-08): Landing gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Aug 10, 2022
- [AD 2022-11-11](https://openairdocs.org/ad/2022-11-11): Landing gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jul 8, 2022
- [AD 2022-11-14](https://openairdocs.org/ad/2022-11-14): Landing gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jun 21, 2022
- [AD 2022-06-15](https://openairdocs.org/ad/2022-06-15): Pneumatic · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective May 10, 2022
- [AD 2022-03-02](https://openairdocs.org/ad/2022-03-02): Wings · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Mar 17, 2022
- [AD 2021-23-02](https://openairdocs.org/ad/2021-23-02): Fire protection · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jan 5, 2022
- [AD 2021-23-03](https://openairdocs.org/ad/2021-23-03): Landing Gear · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Dec 6, 2021
- [AD 2021-19-11](https://openairdocs.org/ad/2021-19-11): Flight controls · De Havilland Aircraft of Canada DHC-8-102, DHC-8-103, DHC-8-106 and 8 more. Effective Nov 18, 2021
- [AD 2021-12-02](https://openairdocs.org/ad/2021-12-02): Nacelles/pylons · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jul 20, 2021
- [AD 2021-11-04](https://openairdocs.org/ad/2021-11-04): Landing Gear · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jul 9, 2021
- [AD 2021-10-13](https://openairdocs.org/ad/2021-10-13): Landing gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jul 1, 2021
- [AD 2020-21-02](https://openairdocs.org/ad/2020-21-02): Fire protection · Airbus Canada Limited Partnership BD-500-1A10, BD-500-1A11, A330-201 and 45 more. Effective Nov 19, 2020
- [AD 2020-21-03](https://openairdocs.org/ad/2020-21-03): Doors · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 18, 2020
- [AD 2020-11-13](https://openairdocs.org/ad/2020-11-13): Nacelles/pylons · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jul 14, 2020
- [AD 2020-09-12](https://openairdocs.org/ad/2020-09-12): Stabilizers · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jun 24, 2020
- [AD 2020-02-10](https://openairdocs.org/ad/2020-02-10): Fire protection · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Mar 12, 2020
- [AD 2019-24-12](https://openairdocs.org/ad/2019-24-12): Fuselage · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Feb 3, 2020
- [AD 2019-22-11](https://openairdocs.org/ad/2019-22-11): Main landing gear · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jan 9, 2020
- [AD 2019-20-09](https://openairdocs.org/ad/2019-20-09): Wings · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 27, 2019
- [AD 2019-18-05](https://openairdocs.org/ad/2019-18-05): Landing gear · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Oct 31, 2019
- [AD 2019-15-09](https://openairdocs.org/ad/2019-15-09): Wings · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Sep 19, 2019
- [AD 2018-22-03](https://openairdocs.org/ad/2018-22-03): Stabilizers · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 28, 2018
- [AD 2018-20-18](https://openairdocs.org/ad/2018-20-18): Flight Controls · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 20, 2018
- [AD 2018-17-17](https://openairdocs.org/ad/2018-17-17): Ice and Rain Protection · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Oct 2, 2018
- [AD 2018-17-09](https://openairdocs.org/ad/2018-17-09): Landing gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Sep 25, 2018
- [AD 2018-02-16](https://openairdocs.org/ad/2018-02-16): Doors · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Mar 5, 2018
- [AD 2017-23-01](https://openairdocs.org/ad/2017-23-01): Landing gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Dec 19, 2017
- [AD 2017-20-07](https://openairdocs.org/ad/2017-20-07): Fire protection · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 6, 2017
- [AD 2017-19-27](https://openairdocs.org/ad/2017-19-27): Flight controls · Bombardier DHC-8-401 and DHC-8-402. Effective Nov 1, 2017
- [AD 2017-17-02](https://openairdocs.org/ad/2017-17-02): Electrical power · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Sep 25, 2017
- [AD 2017-14-02](https://openairdocs.org/ad/2017-14-02): Equipment/furnishings · Bombardier DHC-8-401 and DHC-8-402. Effective Aug 10, 2017
- [AD 2017-09-11](https://openairdocs.org/ad/2017-09-11): Doors · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jun 29, 2017
- [AD 2017-09-09](https://openairdocs.org/ad/2017-09-09): Passenger Compartment Equipment · Boeing 717-200, MD-90-30, CL-600-2C10 (Regional Jet Series 700) and 17 more. Effective Jun 28, 2017

Historical (superseded or no longer in force):

- [AD 2022-01-02](https://openairdocs.org/ad/2022-01-02) (historical): Nacelles/pylons · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective Mar 3, 2022
- [AD 2021-25-12](https://openairdocs.org/ad/2021-25-12) (historical): Landing gear · De Havilland Aircraft of Canada DHC-8-401 and DHC-8-402. Effective Jan 5, 2022
- [AD 2020-04-20](https://openairdocs.org/ad/2020-04-20) (historical): Fuel · De Havilland Aircraft of Canada DHC-8-400, DHC-8-401 and DHC-8-402. Effective May 4, 2020
- [AD 2019-16-09](https://openairdocs.org/ad/2019-16-09) (historical): Flight controls · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Oct 9, 2019
- [AD 2017-19-09](https://openairdocs.org/ad/2017-19-09) (historical): Landing Gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Oct 24, 2017
- [AD 2016-24-03](https://openairdocs.org/ad/2016-24-03) (historical): Stablizers · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jan 12, 2017
- [AD 2016-13-14](https://openairdocs.org/ad/2016-13-14) (historical): Landing gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jul 20, 2016
- [AD 2015-17-08](https://openairdocs.org/ad/2015-17-08) (historical): Landing gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Sep 29, 2015
- [AD 2015-14-01](https://openairdocs.org/ad/2015-14-01) (historical): Doors · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Aug 11, 2015
- [AD 2015-10-01](https://openairdocs.org/ad/2015-10-01) (historical): Hydraulic Power · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jul 14, 2015
- [AD 2014-25-01](https://openairdocs.org/ad/2014-25-01) (historical): Landing Gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jan 16, 2015
- [AD 2014-20-09](https://openairdocs.org/ad/2014-20-09) (historical): Electrical power · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 7, 2014
- [AD 2014-05-28](https://openairdocs.org/ad/2014-05-28) (historical): Landing gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective May 8, 2014
- [AD 2012-08-11](https://openairdocs.org/ad/2012-08-11) (historical): Landing Gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective May 29, 2012
- [AD 2011-17-04](https://openairdocs.org/ad/2011-17-04) (historical): Landing Gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Sep 19, 2011
- [AD 2011-18-15](https://openairdocs.org/ad/2011-18-15) (historical): Wings · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Sep 15, 2011
- [AD 2011-15-09](https://openairdocs.org/ad/2011-15-09) (historical): Landing Gear. · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Aug 2, 2011
- [AD 2011-13-08](https://openairdocs.org/ad/2011-13-08) (historical): Flight controls · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Aug 1, 2011
- [AD 2011-05-14](https://openairdocs.org/ad/2011-05-14) (historical): Landing Gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Mar 25, 2011
- [AD 2010-23-04](https://openairdocs.org/ad/2010-23-04) (historical): Nacelles/Pylons · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 22, 2010
- [AD 2010-13-04](https://openairdocs.org/ad/2010-13-04) (historical): Landing gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jul 28, 2010
- [AD 2009-09-02](https://openairdocs.org/ad/2009-09-02) (historical): Landing gear · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective May 6, 2009
- [AD 2008-09-24](https://openairdocs.org/ad/2008-09-24) (historical): Critical Design Configuration Control Limitations (CDCCL) · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Jun 6, 2008
- [AD 2007-22-09](https://openairdocs.org/ad/2007-22-09) (historical): Main landing gear (MLG) system · Bombardier DHC-8-400, DHC-8-401 and DHC-8-402. Effective Nov 14, 2007

All 183: https://openairdocs.org/model/bombardier-dhc-8-401/ads.md

## Information bulletins (advisory) (1)

- [SAIB NM-11-52](https://openairdocs.org/saib/NM-11-52): Flight Controls: Stabilizer Control System. Issued Aug 31, 2011

## Registered aircraft

None registered with this model now.

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports

None matched to aircraft with this model.

## Service difficulty reports (1,666, newest 50)

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

- [SDR CA190722009](https://openairdocs.org/sdr/CA190722009), Jul 18, 2019: POWER UNIT. FAILED. (CAN) FLAP POWER CAUTION LIGHT ILLUMINATED ON APPROACH, FLAPS STUCK A 5 DEGREES. PERFORMED CHECK LIST THEN FLAPS STUCK AT ZERO. DECLARED EMERGENCY AND PERFORMED
- [SDR CA160113001](https://openairdocs.org/sdr/CA160113001), Jan 10, 2016: O-RING. BROKEN. (CAN) PILOT REPORTED LOSS OF NR 1 SYSTEM HYDRAULIC FLUID, WITH A RESULTING 0 DEGREE FLAP LANDING AT DEPARTING AIRPORT. CREW WAS NOT DECLARED EMERGENCY LANDING, 
- [SDR CA160107001](https://openairdocs.org/sdr/CA160107001), Dec 12, 2015: TARGET. LOOSE. (CAN) DURING CLIMB, PILOT REPORTED NO AUTO PRESSURIZATION ACCOMPANIED BY A AFT BAGGAGE DOOR WARNING. ACFT PERFORMED AN AIR TURN BACK UNEVENTFUL LANDING. GROUND 
- [SDR CA151125002](https://openairdocs.org/sdr/CA151125002), Nov 25, 2015: DOOR. DEPARTED. (CAN) LT NACELLE, OTBD FORWARD COWL, ACCESS DOOR DEPARTED ACFT IN FLIGHT AND LANDED SAFELY. DURING THE WALK AROUND, THE MISSING DOOR AND DAMAGED L/E WERE DISCOV
- [SDR CA151117001](https://openairdocs.org/sdr/CA151117001), Nov 13, 2015: HANDLE. UNSECURE. (CAN) A/C WAS CLIMBING WHEN THE CREW STOPPED THE CLIMB AT FL080 DUE TO A CARGO DOOR INDICATION AND DECIDED TO DIVERT FOR A SAFE LANDING ABOUT 35 MINUTES AFTER D
- [SDR CA150728002](https://openairdocs.org/sdr/CA150728002), Jul 21, 2015: ENGINE. MALFUNCTIONED. (CAN) AT AROUND 10,000 FEET, ENGINE POWER INCREASED TO 110% TORQUE AND DROPPED TO 68%. THE PROPELLER INCREASED TO 1060 RPM. THE PILOT SHUTDOWN THE ENGINE. OPEN
- [SDR QXEA2015062700344](https://openairdocs.org/sdr/QXEA2015062700344), Jun 27, 2015: PROXIMITY SENSOR. OUT OF ADJUST. CLIMBING OUT, FORWARD CARGO DOOR MASTER WARNING FUSELAGE DOOR, IT WOULD CONTINUE TO COME ON AND TURN OFF THEN STAYED ON. PRESSURIZATION NORMAL. RETURNED TO FIEL
- [SDR QXEA2015062700343](https://openairdocs.org/sdr/QXEA2015062700343), Jun 27, 2015: TRANSDUCER. MALFUNCTIONED. DURING CLIMB PASSING THROUGH APPROXIMATELY 5800, PUSHER SYS FAIL CAUTION LIGHT ILLUMINATED. DIVERTED LANDING UNEVENTFUL. INSPECTED AND FOUND R AOA A-C BREAKER T
- [SDR QXEA2015062500347](https://openairdocs.org/sdr/QXEA2015062500347), Jun 25, 2015: UNKNOWN. ODOR. APU BLEED AIR VERY STRONG ODOR WHEN IT IS ON. BLEED AIR PERFORMS GOOD. COMPLIED WITH TROUBLESHOOTING IAW NR 62172-01, ISSUE NR 2, STEP 3. RAN RECIRCULATION FAN 
- [SDR CA140604008](https://openairdocs.org/sdr/CA140604008), Jun 4, 2014: ACTUATOR. FAILED. (CAN) ON APPROACH NLG DID NOT EXTEND. ALTERNATE GEAR DOWN SELECTION USED. GEAR EXTENDED NORMALLY AND UNEVENTFUL LANDING PERFORMED. MAINTENANCE REPLACED THE NOSE
- [SDR CA140517002](https://openairdocs.org/sdr/CA140517002), May 15, 2014: O-RING. CUT. (CAN) DURING DESCENT EMERGENCY DECLARED DUE TO NR 1 HYDRAULIC SYSTEM FLUID LOSS. UNEVENTFUL LANDING PERFORMED. MAINTENANCE FOUND A CUT O-RING NEAR THE GROUND-HY
- [SDR CA140516008](https://openairdocs.org/sdr/CA140516008), May 14, 2014: STRUT. MALFUNCTIONED. (CAN) AFTER FINAL FLIGHT OF THE DAY MAINTENANCE DISCOVERED THE RT MLG SHOCK STRUT AT FULL EXTENSION AND THE TORQUE LINKS IN THE OVER CENTER POSITION. EVENT IS U
- [SDR CA140517001](https://openairdocs.org/sdr/CA140517001), May 8, 2014: CONTROL PANEL. FAILED. (CAN) LANDING GEAR DID NOT RETRACT WHEN SELECTED UP, AIR TURNBACK PERFORMED, UNEVENTFUL LANDING. MAINTENANCE FOUND THE LANDING GEAR SELECT PANEL FAULTED. PANEL 
- [SDR CA140320004](https://openairdocs.org/sdr/CA140320004), Feb 27, 2014: PCU. FAILED. (CAN) DURING CLIMB, PROP TORQUE & ITT OBSERVED FLUCTUATING. NR 2 ENG WAS SHUT DOWN. RETURNED TO FIELD & UNEVENTFUL LANDING PERFORMED. R & R THE PROPELLER CONTRO
- [SDR CA140208001](https://openairdocs.org/sdr/CA140208001), Jan 30, 2014: PCU. FAILED. (CAN) TAKEOFF REJECTED AT APPROXIMATELY 65 KNOTS. NR 2 ENGINE PRECAUTION AND POWERPLANT MESSAGE ILLUMINATED. RUNWAY CLEARED AND RETURNED TO GATE. MAINTENANCE AD
- [SDR CA140218009](https://openairdocs.org/sdr/CA140218009), Jan 28, 2014: SELECTOR VALVE. FAILED. (CAN) LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF, RETURNED TO FIELD. MAINTENENCE TROUBLESHOOTING DETERMINED THE LANDING GEAR SELECTOR VALVE FAILED. SOLENOID C
- [SDR CA140218007](https://openairdocs.org/sdr/CA140218007), Jan 28, 2014: WIRE HARNESS. INTERMITTENT. (CAN) AFTER TAKEOFF, LANDING GEAR SLOW TO RETRACT. RETURN TO FIELD. UNREASONABLE FAR MAINTENENCE, REPLACED THE NLG HARNESS. ACFT RETURNED TO SERVICE.
- [SDR CA140218006](https://openairdocs.org/sdr/CA140218006), Jan 6, 2014: PCU. FAILED. (CAN) AT TAKEOFF POWER SELECTED, AUTOFEATHER FAILED TO ARM. RUNWAY VACATED AND ANOTHER TAKEOFF ATTEMPTED. AUTOFEATHER FAILED TO ARM, AGAIN. RETURN TO GATE. MAIN
- [SDR CA140218004](https://openairdocs.org/sdr/CA140218004), Dec 8, 2013: VALVE. FAILED. (CAN) DURING CLIMB, THE SPOILER OTBD CAUTION LIGHT ILLUMINATED. ACFT RETURNED TO FIELD. MAINTENANCE REPLACED THE SPOILER UNLOAD VALVE, ACFT RETURNED TO SERVICE.
- [SDR CA140214007](https://openairdocs.org/sdr/CA140214007), Nov 12, 2013: SHAFT. SHEARED. (CAN) WHILE ON APPROACH WITH FLAPS SELECTED AT 15 DEGREES, THE NR 2 ENGINE HYD PUMP CAUTION LIGHT ILLUMINATED. HYDRAULIC QTY AND PRESSURE REMAINED NORMAL, UNEVE
- [SDR CA140209003](https://openairdocs.org/sdr/CA140209003), Oct 25, 2013: VALVE. FAILED. (CAN) POWERPLANT MESSAGE POSTED JUST PRIOR TO TAKEOFF. ACFT TAXIED BACK TO THE GATE. MAINTENANCE R & R THE P2.2 VALVE AND RETURNED THE ACFT TO SERVICE.
- [SDR CA140209002](https://openairdocs.org/sdr/CA140209002), Oct 13, 2013: PCU. FAILED. (CAN) DURING CLIMB PROP RPM INCREASED TO 1060 FOLLOWED BY THE NR 1 PEC CAUTION AND POWERPLANT MESSAGE. PROP WAS FEATHERED AND ENGINE SHUTDOWN. ACFT RETURNED TO 
- [SDR CA140209001](https://openairdocs.org/sdr/CA140209001), Sep 30, 2013: SKIN. DETACHED. (CAN) ON LANDING AT DESTINATION AIRPORT, A PORTION OF THE LT INBD FLAP SHROUD WAS DISCOVERED DETACHED AND PEALING.
- [SDR CA140218012](https://openairdocs.org/sdr/CA140218012), Sep 14, 2013: WIRE HARNESS. FAILED. (CAN) AFTER LANDING GEAR SELECTED UP, NOSE GEAR UNSAFE LIGHT ILLUMINATED AND GEAR DOORS UNSAFE INDICATION. ALTERNATE GEAR EXTENSION PERFORM, UNEVENTFUL LANDING.
- [SDR CA140208002](https://openairdocs.org/sdr/CA140208002), Aug 29, 2013: PCU. FAILED. (CAN) DURING CLIMB NR 1 RUDDER HYDRAULIC CAUTION ILLUMINATED. RETURN TO FIELD. MAINTENANCE REPLACED RUDDER PCU.
- [SDR QXEA2012100401144](https://openairdocs.org/sdr/QXEA2012100401144), Oct 4, 2012: FLAP TRACK. DAMAGED. LT WING NR 4 FLAP TRACK BEAM WEB AREA HAS DAMAGE ON INBD AND OTBD SIDES. REMOVED DAMAGE IAW RD 8/4-57-1238. PERFORMED UT THICKNESS OF BLENDS IAW NTM 51-00-04-91
- [SDR QXEA2012093001129](https://openairdocs.org/sdr/QXEA2012093001129), Sep 30, 2012: FRAME. CORRODED. FRAME 236, FLANGES ARE CORRODED STR 27P-30P. REMOVED FASTENERS AND CORROSION FROM FRAME IAW SRM 51-42-05-02-01 AND RD 8/4-53-2344. PERFORMED UT THICKNESS OF BLE
- [SDR QXEA2012080200748](https://openairdocs.org/sdr/QXEA2012080200748), Aug 2, 2012: BULB. INOPERATIVE. SEVERAL CABIN CEILING ADVISORY LIGHT BULBS INOPERATIVE. RELAMPED.
- [SDR QXEA2012080100746](https://openairdocs.org/sdr/QXEA2012080100746), Aug 1, 2012: WARNING LIGHT. ILLUMINATED. NR 1 RUDDER HYDRAULIC CAUTION LIGHT ILLUMINATED AFTER TAKEOFF. RETURNED TO FIELD. LANDED UNEVENTFUL. R & R NR 1 RUDDER SHUTOFF VALVE AS A PRECAUTION. INSTALLED 
- [SDR QXEA2012073000745](https://openairdocs.org/sdr/QXEA2012073000745), Jul 30, 2012: LINE. LEAKING. NR 2 HYD QUANTITY LOST, DROPPED TO ZERO, BEGAN WITH NR 2 HYD FLUID QUANTITY LOW, TRANSITIONED TO NR 2 ENG HYD PUMP CAUTION CHECKLIST, NR 2 ENG RAN FOR 25-30 MIN
- [SDR QXEA2012072900742](https://openairdocs.org/sdr/QXEA2012072900742), Jul 29, 2012: FLOOR SUPPORT. CORRODED. FRAME X32.4 CENTERLINE FLOORBOARD ATTACH AND STRUCTURE LIFTING PAINT/PROBABLE CORROSION. REMOVED FLOORBOARD ATTACH IAW SRM 51-42-05-02-01. CORROSION LIMITED TO 
- [SDR QXEA2012072800741](https://openairdocs.org/sdr/QXEA2012072800741), Jul 28, 2012: CONNECTOR. BROKEN. F/A REPORTS BURNED RUBBER ODOR IN THE AFT GALLEY, DETERMINED TO BE AFT CARGO BAY LIGHTS, DEACTIVATED. INSPECTED AND FOUND FORWARD LIGHT TO HAVE A BROKEN POSITIV
- [SDR QXEA2012072800736](https://openairdocs.org/sdr/QXEA2012072800736), Jul 28, 2012: LIGHT. DAMAGED. CABIN FLOOR PATH LIGHTING AT ROWS 1-2 IS DISCOLORED FOR MORE THEN 50 PERCENT OF THE WIDTH. REPLACED EFFECTED FLOOR PATH LIGHTING STRIPS AS REQUIRED.
- [SDR QXEA2012072700733](https://openairdocs.org/sdr/QXEA2012072700733), Jul 27, 2012: SEAT TRACK. CORRODED. SEAT TRACK NR 15 MULTIPLE AREAS OF DAMAGE/CORROSION. REMOVED CORROSION IAW RD 8/4-53-884. FOUND TO BE OUT OF LIMITS IAW RD 8/4-53-884. REMOVED SEAT TRACK NR 15 
- [SDR QXEA2012072600743](https://openairdocs.org/sdr/QXEA2012072600743), Jul 26, 2012: LIGHT. NO TEST. EMERGENCY LIGHT SYSTEM IN THE CABIN FAILS TEST. OPEN
- [SDR QXEA2012072500735](https://openairdocs.org/sdr/QXEA2012072500735), Jul 25, 2012: LIGHT. DAMAGED. CABIN FLOOR PATH LIGHTING STRIP DISBONDED AND OR DISCOLORED AT ROW 4 AND ROW 2. REPLACED EFFECTED LIGHT STRIPS.
- [SDR QXEA2012072500732](https://openairdocs.org/sdr/QXEA2012072500732), Jul 25, 2012: STRUCTURE. CORRODED. FWD PAX DOOR STEP ASSY AFT GOOSENECK AND AFT GOOSENECK BACKING PLATE HAS CORROSION. REMOVED AFT GOOSENECK REF AMM 52-11-23-000-801. DRILLED NEW GOOSENECK REF AM
- [SDR QXEA2012072500730](https://openairdocs.org/sdr/QXEA2012072500730), Jul 25, 2012: THRESHOLD. CORRODED. FWD PAX DOOR THRESHOLD PLATE BETWEEN STA X8.00 AND 24.000 HAS AREAS OF CORROSION ON TOP AND BOTTOM SURFACES. REMOVED THRESHOLD FOM IAW SRM 51-42-05-02-01. FOUND
- [SDR QXEA2012072500729](https://openairdocs.org/sdr/QXEA2012072500729), Jul 25, 2012: STOP PIN. WORN. FWD RT EMERGENCY EXIT UPPER AND MIDDLE BACK UP STOP PINS ALONG FWD EDGE OF DOOR HAVE WEAR. BLENDED IAW SRM 51-14-00-02-04. CONFIRMED AFFECTED AREAS CRACK FREE R
- [SDR QXEA2012072500728](https://openairdocs.org/sdr/QXEA2012072500728), Jul 25, 2012: STOP PIN. WORN. FWD RT EMERGENCY EXIT UPPER, MIDDLE AND LOWER BACK UP STOP PINS ALONG AFT EDGE OF DOOR HAVE WEAR. BLENDED IAW SRM 51-14-00-02-04. CONFIRMED AREA CRACK FREE REF 
- [SDR QXEA2012072500727](https://openairdocs.org/sdr/QXEA2012072500727), Jul 25, 2012: ATTACH BRACKET. CRACKED. LEFT NR 3 HYD SYS ELEVATOR PCU AIR FRAME STRUCTURE ATTACH BRACKET IS BROKEN (CRACKED). ACFT CURRENTLY DOWN FOR REPAIRS.
- [SDR QXEA2012072400740](https://openairdocs.org/sdr/QXEA2012072400740), Jul 24, 2012: TRANSDUCER. MALFUNCTIONED. BRAKES INEFFECTIVE ON LANDING ROLL OUT. ON POST FLIGHT FOUND NR 1 & 4 BRAKES COOL AND NR 2 & 3 HOT. R & R RT INBD WHEEL SPEED TRANSDUCER IAW AMM TASKS 32-46-11-
- [SDR QXEA2012072300723](https://openairdocs.org/sdr/QXEA2012072300723), Jul 23, 2012: FRAME. CORRODED. FRAME X32.400 LOWER FLANGES HAVE CORROSION BETWEEN STRINGERS 32P TO 32S. BLENDED CORROSION IAW RD 8/4-53-2344. REMAINING MATERIAL IS 0.38". CONFIRMED CRACK FREE
- [SDR QXEA2012072300725](https://openairdocs.org/sdr/QXEA2012072300725), Jul 23, 2012: FRAME. CORRODED. FRAME BS 136.0 LOWER FLANGES HAVE CORROSION BETWEEN STRINGERS 31P AND 33. REMOVED CORROSION FROM FRAME X136 IAW RD 8/4-53-2344. REMAINING THICKNESS 0.39. CONFIR
- [SDR QXEA2012072300726](https://openairdocs.org/sdr/QXEA2012072300726), Jul 23, 2012: FRAME. CORRODED. FRAME BS 236.00 LOWER FLANGES HAVE CORROSION BETWEEN STRINGERS 29P AND 30P. REMOVED CORROSION IAW SRM 51-21-00-00-02. REMAINING THICKNESS .038", CONFIRMED CRACK
- [SDR QXEA2012072200718](https://openairdocs.org/sdr/QXEA2012072200718), Jul 22, 2012: LIGHT. DAMAGED. EMERGENCY FLOOR PATH LIGHTING STAINED TOP COAT AT ROWS 20 AND ROW 1 AND AFT GALLEY. REPLACED EFFECTED STRIPS AS REQUIRED.
- [SDR QXEA2012072100719](https://openairdocs.org/sdr/QXEA2012072100719), Jul 21, 2012: LIGHT. DAMAGED. EMERGENCY FLOOR PATH LIGHTING AT FORWARD ENTRY, LT SEGMENTS 2 & 11 AND RT SEGMENT 10, REQUIRE REPLACEMENT. REPLACED EFFECTED SEGMENTS AS REQUIRED IAW CMM 33-51-
- [SDR QXEA2012071900698](https://openairdocs.org/sdr/QXEA2012071900698), Jul 19, 2012: BEARING. CORRODED. AFT RT SERVICE DOOR 2 LIFT AND LATCH MECHANISM SHAFT BEARINGS HAVE CORROSION. REPLACED BEARINGS IAW AMM 52-41-11-400-801.
- [SDR QXEA2012071900720](https://openairdocs.org/sdr/QXEA2012071900720), Jul 19, 2012: ACTUATOR. MALFUNCTIONED. ON CLIMOUT PASSING THROUGH APROX 12,000 FT, NOTED OIL TEMP AT 107 DEG AND CLIMBING ON THE NR 2 ENGINE. CONDUCTED THE HIGH OIL TEMP CHECKLIST, WHICH REDUCED THE 
- [SDR QXEA2012071900714](https://openairdocs.org/sdr/QXEA2012071900714), Jul 19, 2012: LIGHT. UNSERVICEABLE. FLOOR PATH LIGHTING REQUIRED REPLACEMENT AT LT SIDE SEGMENT 1, RT EMERGENCY EXIT, RT SEGMENT 6, RT SEGMENT 9. REPLACED ALL AS REQUIRED IAW AMM 33-51-16-00-801 A

All 1,666: https://openairdocs.org/model/bombardier-dhc-8-401/reports.md

## STCs that may be installed (OpenAirDocs) (59, 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 ST00197IB](https://openairdocs.org/stc/ST00197IB): Installation of the Universal Quick Access Recorder (uQAR). Flight Data Technologies Inc
- [STC ST00952LA](https://openairdocs.org/stc/ST00952LA): Installation of Mass Systems fire extinguisher cartridges as replacements for Kidde fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON LLC d/b/a MASS Systems
- [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 ST03875NY](https://openairdocs.org/stc/ST03875NY): Installation of interior placards, signs and markings. Libellule Monde Inc
- [STC ST03220CH](https://openairdocs.org/stc/ST03220CH): Installation of an advertisement container on the bottom of a seat back tray table. Atin OOH LLC
- [STC ST03308CH](https://openairdocs.org/stc/ST03308CH): Installation of Printed Advertising onto cabin interior surfaces. Atin OOH LLC
- [STC ST00030IB](https://openairdocs.org/stc/ST00030IB): Installation of Test Tech ELT. APTOZ EHF
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc
- [STC ST02472AT](https://openairdocs.org/stc/ST02472AT): Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII. Aircraft Systems and Manufacturing Inc
- [STC ST01255SE](https://openairdocs.org/stc/ST01255SE): Installation of a center console extended fairing. Metal Innovations Inc. dba MII Aero
- [STC ST00079IB](https://openairdocs.org/stc/ST00079IB): Integration of Halon-free Portable Fire Extinguisher HAFEX. UMLAUT ENGINEERING GMBH
- [STC ST00215IB](https://openairdocs.org/stc/ST00215IB): Installation of saf-Tglo ECO Photoluminescent Aisle Path Marking Systems. STG AEROSPACE GERMANY GmbH
- [STC ST03424CH](https://openairdocs.org/stc/ST03424CH): Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders. CMD Flight Solutions LLC
- [STC ST02311AT](https://openairdocs.org/stc/ST02311AT): Installation of Saf-T-Glo Inc photoluminescent floor proximity emergency escape path marking system (FPEEPMS). STG Aerospace Inc
- [STC ST04562NY](https://openairdocs.org/stc/ST04562NY): Installation of saf-Tglo® SuperSeal UltraLite-X (SSUL-X) Photoluminescent Floor Proximity Emergency Escape Path Marking Systems. STG AEROSPACE GERMANY GmbH
- [STC ST00109IB](https://openairdocs.org/stc/ST00109IB): Installation of the Flight Compartment Stowage Box. Infinion Certification Engineering Inc
- [STC ST00098IB](https://openairdocs.org/stc/ST00098IB): Introduction of ADS-B Out. STC Twenty One Limited
- [STC ST00886NY](https://openairdocs.org/stc/ST00886NY): Installation of Flight Deck Manual Stowage Box, in accordance with Aero Consulting Services Modification Data Summary Number B78600, Revision H, dated November 9, 2006, or later TCCA approved revision. B/E Aerospace Limited
- [STC ST01689WI](https://openairdocs.org/stc/ST01689WI): Installation of Crane Aerospace & Electronics SmartStem Wireless Tire Pressure Sensing System. ELDEC Corporation
- [STC SA1220NW](https://openairdocs.org/stc/SA1220NW): Installation of Universal flight data recorder. Honeywell International Inc
- [STC ST04676NY](https://openairdocs.org/stc/ST04676NY): Installation of Ground Recognition Lights. 365 Aerospace DDS Limited
- [STC ST04177AT](https://openairdocs.org/stc/ST04177AT): Installation of a Talon Aerospace LED Replacement General Purpose Lamps. Aaxico Technical Services Inc
- [STC ST02635LA](https://openairdocs.org/stc/ST02635LA): Modification to replace the existing Mode S Transponder system with the ACSS NXT-600 Mode S Transponder with ADS-B Out. Aviation Communication and Surveillance Systems (ACSS) LLC
- [STC ST04372NY](https://openairdocs.org/stc/ST04372NY): Installation of saf-Tglo® SSUL23 Photoluminescent Aisle Path Marking System. STG Aerospace Ltd
- [STC ST01900WI](https://openairdocs.org/stc/ST01900WI): Heated (LH) Side Canopy Window Assembly replacement installation. Lee Aerospace Inc
- [STC ST04378NY](https://openairdocs.org/stc/ST04378NY): Installation of the AFIRS 228 Automatic Flight Information and Reporting System. FLYHT Aerospace Solutions Ltd
- [STC ST02707LA](https://openairdocs.org/stc/ST02707LA): Installation of seat cushions and covers. Flight Interiors Ltd
- [STC ST04340NY](https://openairdocs.org/stc/ST04340NY): Installation of TCAS 7.1 (ACAS II) upgrade of Prior Existing TCAS 7.0. Scandinavian Avionics Design ApS
- [STC ST09858AC](https://openairdocs.org/stc/ST09858AC): Replacement of certain OEM pneumatic deicer boots. SMR Technologies Inc
- [STC ST04311CH](https://openairdocs.org/stc/ST04311CH): Installation of Goodrich de-icer boots on the engine inlet. Goodrich Corp
- [STC ST04125NY](https://openairdocs.org/stc/ST04125NY): Installation of transponder and ADS-B Out upgrade. Fokker Services B.V
- [STC ST01862WI](https://openairdocs.org/stc/ST01862WI): Window Assembly Side Canopy (RH) replacement installation. Lee Aerospace, Inc
- [STC ST03247NY](https://openairdocs.org/stc/ST03247NY): Replacement of existing Main, Auxiliary and Standby batteries with new 43 AH batteries. SAFT America
- [STC ST04213CH](https://openairdocs.org/stc/ST04213CH): Installation of FANS 1/A+ capable datalink communication system. Innoviator LLC
- [STC ST03776NY](https://openairdocs.org/stc/ST03776NY): Modification to upgrade existing Rockwell Collins TCAS (Model: TTR-920, TTR-921, and TTR-4000) at VERSION 7.0 to Rockwell Collins TCAS (Model: TTR-921, TTR-4000, and TTR-4100) at VERSION 7.1 (ACAS II). Scandinavian Avionics Design ApS
- [STC ST02780CH](https://openairdocs.org/stc/ST02780CH): Installation of ATC Transponders with ADS-B Capability, LPV Approach Adapter, and FMS Upgrade. Canard Aerospace Corporation
- [STC ST03820NY](https://openairdocs.org/stc/ST03820NY): Installation of Photo-luminescent Aisle Path Marking System. EcoTech Innovation Business Park
- [STC ST01872SE](https://openairdocs.org/stc/ST01872SE): Installation of lightweight window plug; manufactured and installed. LiteAir Aviation Products Inc
- [STC ST03773NY](https://openairdocs.org/stc/ST03773NY): The installation of photoluminescent emergency floor path marking system guideline. Lufthansa Technik AG
- [STC ST09859AC](https://openairdocs.org/stc/ST09859AC): Installation of a SkyTender Beverage Trolley. ASIG LLC
- [STC ST03700NY](https://openairdocs.org/stc/ST03700NY): Installation of the Class 2 Electronic Flight Bag provisions. Fokker Services B.V
- [STC ST00351BO](https://openairdocs.org/stc/ST00351BO): Installation of Light-Emitting Diode (LED) Stair Lamps. Downey Corporation
- [STC ST03456NY](https://openairdocs.org/stc/ST03456NY): Installation of Latitude Skynode S200. Latitude Technologies Corporation
- [STC ST03129NY](https://openairdocs.org/stc/ST03129NY): Installation of a SkyTrac Flight Following / Satcom system. SkyTrac Systems Ltd
- [STC ST11053SC](https://openairdocs.org/stc/ST11053SC): The installation of a Pratt & Whitney Flight Data Acquisition, Storage and Transmission System (FAST). Pratt & Whitney Engine Services Inc
- [STC ST03170NY](https://openairdocs.org/stc/ST03170NY): Installation of navAero Universal Aircraft Interface Device and Display Mounts. Delta Engineering Corporation
- [STC ST03318NY](https://openairdocs.org/stc/ST03318NY): Installation of Apple iPad Class 2 EFB. Avionics Design Services Ltd
- [STC ST01643WI](https://openairdocs.org/stc/ST01643WI): Installation of Concorde RG-380E/44 (42AH) or RG-380E/60L (48AH) Series Valve Regulated Sealed Lead-Acid (VRSLA) batteries. Concorde Battery Corporation
- [STC ST03262NY](https://openairdocs.org/stc/ST03262NY): Installation of Quality Aircraft Interiors Oxygen Cylinder Restraint System (OCRS), P/N OCRS-1730-QAI, Models A & D. Quality Aircraft Interiors
- [STC ST03143NY](https://openairdocs.org/stc/ST03143NY): Structural provisions for the installation of a Latitude Iridium/GPS antenna, P/N S5GIR1516RR-A2P-XTT-1 and Latitude Iridium/GPS/WiFi antenna, P/N 5G151624RRL-A2P-XTTT-1. Latitude Technologies Corporation

All 59: https://openairdocs.org/model/bombardier-dhc-8-401/stcs.md

## PMA parts (OpenAirDocs) (469, first 50)

Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this model on its data sheet, so check the FAA record before relying on it. Newest first.

- [AF300P](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID149363258220260717175325.0001): Repair Kit. AkroFire, Inc. · PMA PQ3730CE · Modification part · May 11, 2026
- [SJ8665 FP-048](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID186039166120240919140818.0001): Spinner Dome Boot. 3M Aerospace · PMA PQ04414CE · Modification part · Aug 22, 2024
- [SJ8665 FP-244](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID148585953820240919140819.0001): Spinner Dome Boot. 3M Aerospace · PMA PQ04414CE · Modification part · Aug 22, 2024
- [SG8504](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID199133518520231026161527.0001): Coloured Insert (14.5mm). STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8504 · Oct 24, 2023
- [SG9901](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID194884506120231026161816.0001): SuperSeal Stop End. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG9901 · Oct 24, 2023
- [SG8857](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID191393429420231026161651.0001): Track SSUL Overcarpet 1.5-3mm. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8857 · Oct 24, 2023
- [SG8607](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID189031167420231026161603.0001): Self-adhesive Insert Marker Chevron (White). STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8607 · Oct 24, 2023
- [SG8859](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID184796275020231026161701.0001): Track Overcarpet SSL 6.5-10.5mm. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8859 · Oct 24, 2023
- [SG8502](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID180885316920231026161516.0001): SuperSeal Lite Angled Stop End. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8502 · Oct 24, 2023
- [SG9954](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID179992042920231026161843.0001): Self-Adhesive Insert Marker Chevron. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG9954 · Oct 24, 2023
- [SG9422](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID179571282220231026161802.0001): Photoluminescent Insert. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG9422 · Oct 24, 2023
- [SG9905](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID177843013220231026161830.0001): Angled Stop End, 21 - 30 Degrees. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG9905 · Oct 24, 2023
- [SG8851](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID169830943520231026161637.0001): Track Sleeve SSUL Coated. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8851 · Oct 24, 2023
- [SG8930](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID168678075220231026161752.0001): Double Dot Marker, White. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8930 · Oct 24, 2023
- [SG8898](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID168351533820231026161705.0001): Track SSL Overcarpet 1.5-6mm. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8898 · Oct 24, 2023
- [SG8503](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID167822328120231026161521.0001): Photoluminescent Insert. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8503 · Oct 24, 2023
- [SG8695](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID167511670920231026161616.0001): End Cap, SuperSeal (36º-45º). STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8695 · Oct 24, 2023
- [SG8513](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164962464220231026161546.0001): SuperSeal Lite Angled Stop End. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8513 · Oct 24, 2023
- [SG8512](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID163904003620231026161541.0001): SuperSeal Lite Angled Stop End. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8512 · Oct 24, 2023
- [SG8844](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID157098224120231026161623.0001): SuperSeal Lite Track Assembly. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8844 · Oct 24, 2023
- [SG8519](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID153166689820231026161551.0001): SuperSeal Lite Chevron Marker Insert. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8519 · Oct 24, 2023
- [SG8908](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID152257428720231026161710.0001): White Narrow Double Dot Marker Insert. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8908 · Oct 24, 2023
- [SG8642](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID150433317520231026161609.0001): SSL Galley Photoluminescent Insert. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8642 · Oct 24, 2023
- [SG8845](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID143008711120231026161630.0001): SuperSeal Track Assembly. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8845 · Oct 24, 2023
- [SG8501](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID138984158920231026161508.0001): SuperSeal Stop End. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8501 · Oct 24, 2023
- [SG8500](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID138270494020231026161459.0001): SuperSeal Lite Track Sleeve. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8500 · Oct 24, 2023
- [SG8854](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID137261187020231026161644.0001): Assembly: SuperSeal UltraLite. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8854 · Oct 24, 2023
- [SG9903](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID133364886120231026161823.0001): Angled Stop End, 8 - 20 Degrees. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG9903 · Oct 24, 2023
- [SG8925](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID127195871320231026161727.0001): PL Insert, Blue Emitting. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8925 · Oct 24, 2023
- [SG8858](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID119203010320231026161656.0001): Track Overcarpet SSUL 3-5mm. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8858 · Oct 24, 2023
- [SG9900](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID119121999220231026161809.0001): Track SS Coated. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG9900 · Oct 24, 2023
- [SG9999](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID117856411520231026161849.0001): Coloured Insert (30.8mm). STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG9999 · Oct 24, 2023
- [SG8924](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID115557720220231026161720.0001): Assembly: SuperSeal UltraLite (Blue Emitting). STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8924 · Oct 24, 2023
- [SG9952](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID103662445320231026161837.0001): Self-Adhesive Insert Marker Double Dot. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG9952 · Oct 24, 2023
- [SG8505](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID102826196620231026161534.0001): SuperSeal Lite Double Dot Marker Insert. STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8505 · Oct 24, 2023
- [SG8606](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID100126661520231026161557.0001): SuperSeal Lite Chevron Marker Insert (White). STG Aerospace, Inc. · PMA PQ00023CB · Replaces SG8606 · Oct 24, 2023
- [28B262-77A](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID130029158120231227185351.0001): APU Generator. Honeywell International Inc. · PMA PQ1222NM · Replaces 28B262-77A · Jan 7, 2023
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID165382423920220809130847.0001): Aviation Devices & Electronic Components LLC (Av-DEC) · PMA PQ3846SW · May 10, 2022
- [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID102960505620220809102522.0001): Aviation Devices & Electronic Components LLC (Av-DEC) · PMA PQ3846SW · Apr 18, 2022
- [AG844000-15](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID157157650520220408135740.0001): Gasket – UHF/VHF Antenna. Aviation Devices & Electronic Components, LLC · PMA PQ03846SW · Modification part · Feb 8, 2022
- [AG728000-52](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID169189394620220408135708.0001): Gasket – Satcom Antenna. Aviation Devices & Electronic Components, LLC · PMA PQ03846SW · Modification part · Jan 26, 2022
- [AG627000-23](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID169325110020220408135638.0001): Gasket – Marker Beacon. Aviation Devices & Electronic Components, LLC · PMA PQ03846SW · Modification part · Dec 15, 2021
- [AG627000-12](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID175486155620220408140223.0001): Gasket – Marker Beacon Antenna. Aviation Devices & Electronic Components, LLC · PMA PQ03846SW · Modification part · Nov 17, 2021
- [AG358000-08](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID114261030820220408135752.0001): Gasket – ELT Antenna. Aviation Devices & Electronic Components, LLC · PMA PQ03846SW · Modification part · Nov 17, 2021
- [10-900-59/1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID987843753220211209184153.0001): Static Discharger. Specmat Technologies, Inc · PMA PQ1365CE · Replaces TCO ManufacturingDD2 · Sep 15, 2021
- [10-900-60/1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID198566103520211209184154.0001): Static Discharger. Specmat Technologies, Inc · PMA PQ1365CE · Replaces TCO ManufacturingTIDI · Sep 15, 2021
- [1104-4000-01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID863506262720210713125924.0001): Interface Unit, GDC64, Tablet to Aircraft Interface Unit (TAIU). DAC International · PMA PQ05446NM · Modification part · Feb 3, 2021
- [AG846000-31](https://drs.faa.gov/browse/excelExternalWindow/92A601E0B1E952A3862585BB0036FCDE.0001): Gasket - VHF Antenna. Aviation Devices & Electronic Components, LLC · PMA PQ03846SW · Modification part · Aug 2, 2020
- [032220-01-A](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID166122143020260608173221.0001): Hot Jug. Aereos Interior Solutions LLC · PMA PQ03905SW · Replaces 180-140 · Jun 15, 2020
- [032220-01-A](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID131734220020260608173221.0001): Hot Jug. Aereos Interior Solutions LLC · PMA PQ03905SW · Replaces 180-140B · Jun 15, 2020

All of them: https://openairdocs.org/model/bombardier-dhc-8-401/pma.md

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Dehavilland DHC-8-401](https://openairdocs.org/model/dehavilland-dhc-8-401): 0 registered aircraft, registry code 2809041

---
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.