# N993AC: 2009 Bombardier DHC-8-402

- Status: Valid registration
- Airframe: [Bombardier DHC-8-402](https://openairdocs.org/model/bombardier-dhc-8-402) (registry code 1390042, 70 seats)
- Engine: [Pratt & Whitney Canada PW150A](https://openairdocs.org/engine/pratt-whitney-canada-pw150a) (registry code 52167)
- Data sheets: [TCDS A13NM](https://openairdocs.org/tcds/A13NM) (De Havilland Aircraft of Canada Limited), [TCDS E00062EN](https://openairdocs.org/tcds/E00062EN) (Pratt & Whitney Canada Corp.) (OpenAirDocs)
- Serial number: 4257
- Year built: 2009
- Type: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Restricted, agriculture and pest control
- Airworthiness date: January 28, 2025
- Certificate issued: January 24, 2025
- Expires: January 31, 2032
- Mode S code: ADDDCB
- Registered owner: [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE)
- Location: [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City)
- Owner type: Corporation
- Owner's area on the map: 40.7558° N, 111.8843° W: Placed by OpenAirDocs at the center of ZIP code 84111, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=993AC
- Page: https://openairdocs.org/aircraft/N993AC

From the FAA registry file of October 21, 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.

## ADs that may apply (OpenAirDocs): 163 in force

### Matched by airframe (Bombardier DHC-8-402)

- [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 2022-25-06](https://openairdocs.org/ad/2022-25-06): Air Conditioning System · De Havilland Aircraft of Canada DHC-8-402. Effective Jan 23, 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 2022-15-08](https://openairdocs.org/ad/2022-15-08): Information systems · Airbus A318-111, A318-112, A319-111 and 49 more. Effective Aug 12, 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

### Matched by engine (Pratt & Whitney Canada PW150A)

- [AD 2020-13-06](https://openairdocs.org/ad/2020-13-06): Turbine Engine Compressor Section · Pratt & Whitney Canada PW150A. Effective Aug 6, 2020
- [AD 2014-15-03](https://openairdocs.org/ad/2014-15-03): Igniter cables and installation of new support brackets · Pratt & Whitney Canada PW150A. Effective Aug 27, 2014

### 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 2019-20-03](https://openairdocs.org/ad/2019-20-03) (historical): Information systems · Airbus A340-312, A340-313, A318-111 and 48 more. Effective Nov 19, 2019
- [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 188: https://openairdocs.org/aircraft/N993AC/ads.md

## Information bulletins (advisory) (1 in force)

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

## NTSB investigations

None matched to N993AC.

## FAA accident and incident reports

None matched to N993AC.

## Service difficulty reports

None filed for this aircraft. Reports filed since July 22, 2014, when the mark's previous registration was cancelled.

## Earlier aircraft with N993AC

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N993AC before.

- [Cancelled 2014-07-22](https://openairdocs.org/deregistered/N993AC-2014-07-22): Israel Aerospace Industriesltd GULFSTREAM G150, S/N 265. Exported to Mexico. Owner: [Wilmington Trust Co Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20CO%20TRUSTEE), [Edison, NJ](https://openairdocs.org/faa-place/NJ/Edison)

## Related

- Other Bombardier DHC-8-402 aircraft: https://openairdocs.org/model/bombardier-dhc-8-402/aircraft.md
- STCs for the Bombardier DHC-8-402: https://openairdocs.org/model/bombardier-dhc-8-402/stcs.md
- The Pratt & Whitney Canada PW150A engine: https://openairdocs.org/engine/pratt-whitney-canada-pw150a.md

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