# N986HA: 1996 Bombardier DHC-8-202

- Status: Valid registration
- Airframe: [Bombardier DHC-8-202](https://openairdocs.org/model/bombardier-dhc-8-202) (registry code 1390007, 40 seats)
- Engine: [Pratt & Whitney Canada PW123D](https://openairdocs.org/engine/pratt-whitney-canada-pw123d) (registry code 52199)
- Data sheets: [TCDS A13NM](https://openairdocs.org/tcds/A13NM) (De Havilland Aircraft of Canada Limited), [TCDS E20NE](https://openairdocs.org/tcds/E20NE) (Pratt & Whitney Canada Corp.) (OpenAirDocs)
- Serial number: 421
- Year built: 1996
- Type: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Multiple
- Airworthiness date: September 23, 2016
- Certificate issued: January 9, 2017
- Expires: January 31, 2030
- Mode S code: ADC21E
- Registered owner: [645 Aeronautical Systems Group (Aesg)](https://openairdocs.org/faa-owner/645%20AERONAUTICAL%20SYSTEMS%20GROUP%20(AESG))
- Location: [Wpafb, OH](https://openairdocs.org/faa-place/OH/Wpafb)
- Owner type: Government
- Owner's area on the map: 39.8230° N, 84.0485° W: Placed by OpenAirDocs at the center of ZIP code 45433, 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=986HA
- Page: https://openairdocs.org/aircraft/N986HA

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.

## ADs that may apply (OpenAirDocs): 124 in force

### Matched by airframe (Bombardier DHC-8-202)

- [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 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 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 2019-12-17](https://openairdocs.org/ad/2019-12-17): Stabilizers · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Aug 12, 2019
- [AD 2018-23-04](https://openairdocs.org/ad/2018-23-04): Engine Controls · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Mar 15, 2019
- [AD 2018-20-12](https://openairdocs.org/ad/2018-20-12): Ice and rain protection · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Nov 23, 2018
- [AD 2017-15-11](https://openairdocs.org/ad/2017-15-11): Landing Gear · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Sep 5, 2017
- [AD 2017-08-02](https://openairdocs.org/ad/2017-08-02): Ignition · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective May 17, 2017
- [AD 2016-24-06](https://openairdocs.org/ad/2016-24-06): Ice and rain protection · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Jan 12, 2017
- [AD 2016-24-01](https://openairdocs.org/ad/2016-24-01): Electrical Power · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Dec 30, 2016
- [AD 2016-10-07](https://openairdocs.org/ad/2016-10-07): Electrical power · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Jun 23, 2016
- [AD 2015-21-02](https://openairdocs.org/ad/2015-21-02): Electrical Power · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Nov 24, 2015
- [AD 2015-14-03](https://openairdocs.org/ad/2015-14-03): Fuel · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Aug 21, 2015
- [AD 2015-04-08](https://openairdocs.org/ad/2015-04-08): Landing Gear · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Apr 27, 2015
- [AD 2013-15-06](https://openairdocs.org/ad/2013-15-06): Electrical Power · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Oct 20, 2014
- [AD 2014-15-07](https://openairdocs.org/ad/2014-15-07): Wings · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Sep 2, 2014
- [AD 2014-13-18](https://openairdocs.org/ad/2014-13-18): Instruments, Engine Controls · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Aug 19, 2014
- [AD 2014-05-17](https://openairdocs.org/ad/2014-05-17): Fuel · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective May 2, 2014
- [AD 2013-22-04](https://openairdocs.org/ad/2013-22-04): Flight controls · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 8 more. Effective Dec 5, 2013
- [AD 2013-14-09](https://openairdocs.org/ad/2013-14-09): Landing gear · Bombardier DHC-8-101, DHC-8-102, DHC-8-103 and 6 more. Effective Sep 10, 2013
- [AD 2013-04-07](https://openairdocs.org/ad/2013-04-07): Electrical Power · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Apr 9, 2013
- [AD 2012-15-16](https://openairdocs.org/ad/2012-15-16): Landing gear · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 8 more. Effective Sep 12, 2012
- [AD 2012-04-08](https://openairdocs.org/ad/2012-04-08): Flight controls · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 8 more. Effective Apr 10, 2012
- [AD 2011-24-10](https://openairdocs.org/ad/2011-24-10): Equipment/Furnishings · Bombardier DHC-8-201 and DHC-8-202. Effective Dec 16, 2011
- [AD 2011-21-08](https://openairdocs.org/ad/2011-21-08): Equipment/Furnishings · ATR - GIE Avions de Transport Régional ATR42-200, ATR42-300, ATR42-320 and 202 more. Effective Nov 23, 2011
- [AD 2011-21-04](https://openairdocs.org/ad/2011-21-04): Doors · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Nov 16, 2011
- [AD 2011-09-12](https://openairdocs.org/ad/2011-09-12): Windows · Bombardier DHC-8-101, DHC-8-102, DHC-8-103 and 8 more. Effective Jun 6, 2011
- [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 2010-21-02](https://openairdocs.org/ad/2010-21-02): Landing gear · Bombardier DHC-8-101, DHC-8-102, DHC-8-103 and 9 more. Effective Nov 12, 2010
- [AD 2010-19-02](https://openairdocs.org/ad/2010-19-02): Fuel · Bombardier DHC-8-201, DHC-8-202, DHC-8-301 and 2 more. Effective Oct 18, 2010
- [AD 2010-05-12](https://openairdocs.org/ad/2010-05-12): Wings · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 2 more. Effective Apr 13, 2010
- [AD 2010-04-12](https://openairdocs.org/ad/2010-04-12): Landing Gear, Standard Practices/Structures, Doors, Fuselage, Nacelles/Pylons, Stabilizers and  Wings. · Bombardier DHC-8-101, DHC-8-102, DHC-8-103 and 6 more. Effective Apr 8, 2010
- [AD 2008-09-25 R1](https://openairdocs.org/ad/2008-09-25-R1): Fuel · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Dec 10, 2009
- [AD 2009-21-03](https://openairdocs.org/ad/2009-21-03): APU full- authority digital controller (FADEC) · Bombardier DHC-8-101, DHC-8-102, DHC-8-103 and 10 more. Effective Nov 20, 2009
- [AD 2009-06-21](https://openairdocs.org/ad/2009-06-21): Fuselage spoiler cable · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 8 more. Effective Apr 28, 2009
- [AD 2008-26-03](https://openairdocs.org/ad/2008-26-03): Electronic strike system of the cockpit doo · Cockpit door electro-mechanical strike (Jazz Air STC ST02014NY). Effective Apr 13, 2009
- [AD 2008-13-09](https://openairdocs.org/ad/2008-13-09): Fuel tank bonding jumpers · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Sep 17, 2008
- [AD 2008-04-17](https://openairdocs.org/ad/2008-04-17): Observer utility light system · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 8 more. Effective Apr 3, 2008
- [AD 2007-23-04](https://openairdocs.org/ad/2007-23-04): Elevator spring tab mechanism · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Dec 11, 2007
- [AD 2007-21-16](https://openairdocs.org/ad/2007-21-16): Spolier cable · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Nov 21, 2007
- [AD 2007-12-01](https://openairdocs.org/ad/2007-12-01): Main landing gear (MLG) shock strut · Bombardier DHC-8-101, DHC-8-102, DHC-8-103 and 6 more. Effective Jul 10, 2007
- [AD 2007-06-19](https://openairdocs.org/ad/2007-06-19): Main landing gear (MLG) and nose landing gear (NLG) handle assemblies for alternate release and  
 the MLG retaining plate. · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Apr 27, 2007
- [AD 2007-04-22](https://openairdocs.org/ad/2007-04-22): Electrical cable harness assembly. · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Apr 3, 2007
- [AD 2007-01-11](https://openairdocs.org/ad/2007-01-11): Flight compartment door · Bombardier DHC-8-101, DHC-8-102, DHC-8-103 and 9 more. Effective Mar 5, 2007
- [AD 2006-20-04](https://openairdocs.org/ad/2006-20-04): Inspection of chain assemblies of elevator trim system · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Nov 2, 2006
- [AD 2006-17-17](https://openairdocs.org/ad/2006-17-17): Rivets on left and right control column torque tube assemblies · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 8 more. Effective Sep 29, 2006
- [AD 2006-17-10](https://openairdocs.org/ad/2006-17-10): Fluorescent light tube assemblies of the cabin, lavatory, and sidewall · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Sep 27, 2006
- [AD 2005-13-35](https://openairdocs.org/ad/2005-13-35): Flight idle stop · Bombardier DHC-8-101, DHC-8-102, DHC-8-103 and 6 more. Effective Sep 26, 2005
- [AD 2005-13-38](https://openairdocs.org/ad/2005-13-38): Longitudinal skin joints in the fuselage pressure shell · Bombardier DHC-8-101, DHC-8-102, DHC-8-103 and 6 more. Effective Aug 9, 2005

### Matched by engine (Pratt & Whitney Canada PW123D)

- [AD 2013-15-08](https://openairdocs.org/ad/2013-15-08): First-stage PT blades · Pratt & Whitney Canada PW118A, PW118B, PW119B and 15 more. Effective Sep 17, 2013
- [AD 2012-26-08](https://openairdocs.org/ad/2012-26-08): Propeller shafts · Pratt & Whitney Canada PW118, PW118A, PW118B and 20 more. Effective Feb 15, 2013
- [AD 2006-19-06](https://openairdocs.org/ad/2006-19-06): Propeller shaft · Pratt & Whitney Canada PW118, PW118A, PW118B and 14 more. Effective Sep 29, 2006
- [AD 2004-20-01](https://openairdocs.org/ad/2004-20-01): Bypass valve cover · Pratt & Whitney Canada PW123, PW123AF, PW123B and 10 more. Effective Nov 5, 2004
- [AD 2003-16-04](https://openairdocs.org/ad/2003-16-04): Fuel heaters · Pratt & Whitney Canada PW118, PW118A, PW118B and 19 more. Effective Sep 10, 2003
- [AD 98-14-02](https://openairdocs.org/ad/98-14-02): Fuel Manifold Transfer Tubes · Pratt & Whitney Canada PW118, PW118A, PW118B and 17 more. Effective Aug 31, 1998
- [AD 97-17-05](https://openairdocs.org/ad/97-17-05): Gas Generator Case Drain Ports · Pratt & Whitney Canada PW118, PW118A, PW118B and 17 more. Effective Sep 9, 1997

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

- [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 2014-06-08](https://openairdocs.org/ad/2014-06-08) (historical): Landing gear · Bombardier DHC-8-101, DHC-8-102, DHC-8-103 and 6 more. Effective Apr 14, 2014
- [AD 2012-14-04](https://openairdocs.org/ad/2012-14-04) (historical): Landing gear · Bombardier DHC-8-101, DHC-8-102, DHC-8-103 and 6 more. Effective Aug 27, 2012
- [AD 2006-12-16](https://openairdocs.org/ad/2006-12-16) (historical): Structural testing of the cockpit door · Bombardier DHC-8-102, DHC-8-103, DHC-8-106 and 5 more. Effective Jul 18, 2006
- [AD 74-08-09 R2](https://openairdocs.org/ad/74-08-09-R2) (historical): Waste Receptacles · Aero Spacelines 377, 377MG, 377SGT and 268 more. Effective Jul 29, 1996
- [AD 2012-11-14](https://openairdocs.org/ad/2012-11-14) (historical): Propeller shafts · Pratt & Whitney Canada PW118, PW118A, PW118B and 20 more. Effective Jul 20, 2012

All 130: https://openairdocs.org/aircraft/N986HA/ads.md

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N986HA.

## FAA accident and incident reports (1)

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 20001227030649I](https://openairdocs.org/incident/20001227030649I), Dec 27, 2000: Dhav DHC8201 (N986HA), Pittsburgh, PA. (-23) On 12/27/00 at 15:27E, while on approach to Pittsburgh international airport, piedmont airlines flight 3403 reported a landing gear problem (piedmont may…

## Service difficulty reports (17)

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 HNAA0300071](https://openairdocs.org/sdr/HNAA0300071), Nov 17, 2003: RELAY. DEFECTIVE. AUTOFEATHER DID NOT ARM AT 97 PERCENT, 60 KTS, ABORTED TAKEOFF. REPLACED AUTOFEATHER CONTROL RELAY.
- [SDR HNAA0300059](https://openairdocs.org/sdr/HNAA0300059), Oct 27, 2003: SOCKET. BURNED. STRONG ELECTRICAL BURNING ODOR AROUND ROW 7.
- [SDR HNAA0300010](https://openairdocs.org/sdr/HNAA0300010), Feb 27, 2003: SMOKE DETECTOR. DEFECTIVE. Lav smoke detector went off shortly after departure. Captian returned to field, no smoke was detected. Lav smoke detector was replaced proir to this flight for 
- [SDR HNAA0200039](https://openairdocs.org/sdr/HNAA0200039), May 26, 2002: FAN. OVERHEATED. A BURNING SMELL WAS REPORTED COMING FROM THE GALLEY/COAT CLOSET AREA OF THE CABIN. AIRCRAFT DIVERTED TO AVL. REPLACED AVIONICS BAY COOLING FAN.
- [SDR 2001F00267](https://openairdocs.org/sdr/2001F00267), Aug 1, 2001: BRAKE. SMOKE. ON LANDING ROLLOUT ATC REPORTED HEAVY SMOKE OFF RIGHT MLG. INSPECTED AND CLEANED RIGHT MAIN LANDING BRAKES, LEAK CHECKED WITH PARKING BRAKE APPLIED AND DURING T
- [SDR HNAA0000070](https://openairdocs.org/sdr/HNAA0000070), Sep 18, 2000: BATTERY PACK. DISCHARGED. MID CABIN OVERHEAD WHITE DOWN EMERGENCY LIGHT OUT. MAINTENANCE RELAMPED, NO FIX. ALLOWED EMERGENCY BATTERIES TO CHARGE OFF AIRCRAFT POWER. RELATCHED EMERGENCY L
- [SDR HNAA0000031](https://openairdocs.org/sdr/HNAA0000031), Apr 4, 2000: PIPE. CRACKED. CREW REPORTED THE CABIN CEILING BECAME VERY HOT FROM ROW 4 THRU ROW 7 WITH A HOT BLEED AIR SMELL. FOUND BLEED PIPE IN DORSAL FAIRING CRACKED. REPLACED PIPE AND 
- [SDR HNAA9900160](https://openairdocs.org/sdr/HNAA9900160), Nov 21, 1999: LIGHT. MALFUNCTIONED. F/A'S EMERGENCY CALL AND ATT LIGHTS STAY ON ALL THE TIME. FLIGHT DECK EMERGENCY AND CALL LIGHTS STAY ON. SYSTEMS WORK BUT LIGHT STAYS ON. REF: LOG PAGE 37752. R
- [SDR HNAA9900065](https://openairdocs.org/sdr/HNAA9900065), Jun 3, 1999: BATTERY. DISCHARGED. NR 1 AND NR 3 OVHD EMERGENCY CEILING AISLE LIGHTS ARE INOP. REMOVED AND REPLACED BATTERIES PS1 AND PS2, OPS CHECK GOOD.
- [SDR HNAA9900057](https://openairdocs.org/sdr/HNAA9900057), May 8, 1999: SWITCH. FAILED. TORQUE FLUX ON BOTH ENGINES FOLLOWED BY AN OIL SMELL. SHUT BOTH BLEEDS OFF AND IT STABILIZED FOR APPROXIMATELY 5 MINUTES, THEN NR 2 TORQUE DECREASED TO 45 PERCE
- [SDR HNAA9898602](https://openairdocs.org/sdr/HNAA9898602), Jan 4, 1998: FUEL PUMP. FAILED. FLT 3464 - MCO-MIA - AFTER TAKEOFF, WHILE CLIMBING AT 13,000 FT, THE NR 2 ENGINE FAILED. THE CREW DECLARED AND EMERGENCY AND RETURNED TO MCO WITHOUT INCIDENT. R
- [SDR 98ZZZM205](https://openairdocs.org/sdr/98ZZZM205), Jan 4, 1998: FUEL PUMP. FAILED. FLT 3464 - MCO-MIA - AFTER TAKEOFF, WHILE CLIMBING AT 13,000 FT, THE NR 2 ENGINE FAILED. THE CREW DECLARED AND EMERGENCY AND RETURNED TO MCO WITHOUT INCIDENT. R
- [SDR HNAA9798684](https://openairdocs.org/sdr/HNAA9798684), Nov 7, 1997: CONTROL BOX. FAILED. FLT 3410 - TLH-TPA - DURING PREFLIGHT CHECKS, FOUND SEVERAL INTERIOR EMERGENCY LIGHTS INOP. REMOVED AND REPLACED THE EMERGENCY LIGHTS CONTROL BOX. (M)
- [SDR HNAA9798634](https://openairdocs.org/sdr/HNAA9798634), Mar 9, 1997: TQ SIGNAL COND. FAILED. FLT 3005 - CLT-TLH - AFTER TAKEOFF, UPTRIM ADVISORY LIGHT FLICKERED ON AND OFF AND NR 1 ENGINE UPTRIMMED. THE A/C CONTINUED ON TO TLH AND LANDED WITHOUT INCIDEN
- [SDR 97ZZZM498](https://openairdocs.org/sdr/97ZZZM498), Mar 9, 1997: TQ SIGNAL COND. FAILED. FLT 3005 - CLT-TLH - AFTER TAKEOFF, UPTRIM ADVISORY LIGHT FLICKERED ON AND OFF AND NR 1 ENGINE UPTRIMMED. THE A/C CONTINUED ON TO TLH AND LANDED WITHOUT INCIDEN
- [SDR HNAA9698676](https://openairdocs.org/sdr/HNAA9698676), Nov 20, 1996: TSCU. FAILED. TLH/TPA - FLT 3240 - ON CLIMB-OUT AT 300 FEET, AUTOFEATHER SELECTED ON, NR 1 ENGINE UP-TRIM LIGHT FLICKERED, AND ENGINE ATTEMPTED TO UP-TRIM. THE AIRCRAFT TURNE
- [SDR 96ZZZX4706](https://openairdocs.org/sdr/96ZZZX4706), Aug 12, 1996: VALVE. STUD BROKEN. SHUT-OFF VALVE STUD FOUND BROKEN DURING POST-FLIGHT INSPECTION. NO IN-FLIGHT INDICATIONS WERE OBSERVED. CAUSE UNKNOWN. VALVE ASSY WAS REPLACED AND ALL SYSTEMS F

## STCs that may be installed (OpenAirDocs) (145, 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 (Bombardier DHC-8-202)

- [STC ST00153IB](https://openairdocs.org/stc/ST00153IB): Installation of Static Line Provisions. Voyageur Aviation Corp
- [STC ST12461IB](https://openairdocs.org/stc/ST12461IB): Installation of Cockpit Voice Recorder with optional RIPS Upgrade. Mid- Canada Mod Center
- [STC ST00197IB](https://openairdocs.org/stc/ST00197IB): Installation of the Universal Quick Access Recorder (uQAR). Flight Data Technologies 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 ST03875NY](https://openairdocs.org/stc/ST03875NY): Installation of interior placards, signs and markings. Libellule Monde Inc
- [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 ST03472NY](https://openairdocs.org/stc/ST03472NY): Installation of the Cabin LED Lighting. Avmax Aviation Services 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 ST02050NY](https://openairdocs.org/stc/ST02050NY): Installation of U.S. Customs Special Mission Modifications. Field Aviation East Limited
- [STC ST03795NY](https://openairdocs.org/stc/ST03795NY): Installation of the TB44 Lithium-Ion Battery System. Avmax Aviation Services Inc
- [STC ST00079IB](https://openairdocs.org/stc/ST00079IB): Integration of Halon-free Portable Fire Extinguisher HAFEX. UMLAUT ENGINEERING GMBH
- [STC ST01909NY](https://openairdocs.org/stc/ST01909NY): Installation of Hawker 9750W0370-6 (24V 43Ah) sealed lead-acid batteries. Securaplane Technologies Inc
- [STC ST02028WI](https://openairdocs.org/stc/ST02028WI): Installation of Bighorn CASEVAC Interior System. Bighorn Airways Inc
- [STC ST03065NY](https://openairdocs.org/stc/ST03065NY): The installation of Dual Universal UNS-1F Flight Management System WAAS Up-grade. Field Aviation East Limited
- [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 ST00213MC](https://openairdocs.org/stc/ST00213MC): Installation of means to disable ADS-B Out. Sierra Nevada Corporation
- [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 ST04788NY](https://openairdocs.org/stc/ST04788NY): Installation of the Terrain Awareness and Warning System. Mid Canada Mod Center
- [STC ST00098IB](https://openairdocs.org/stc/ST00098IB): Introduction of ADS-B Out. STC Twenty One Limited
- [STC ST00089IB](https://openairdocs.org/stc/ST00089IB): Installation of SNC Mission Systems. Field Aviation East Limited
- [STC ST03354NY](https://openairdocs.org/stc/ST03354NY): Installation of the Dual Auxiliary Air Condintioning system. Field Aviation Company Inc
- [STC ST04783NY](https://openairdocs.org/stc/ST04783NY): Installation of the provisions for the Mark II Laser Airborne Depth Sounder (LADS) in the Standard Passenger Carrying Configuration. Field Aviation East 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 ST00428NY](https://openairdocs.org/stc/ST00428NY): Installation of a Sundstrand Turbomach T-62T-40C7B gas turbine auxiliary power unit with a Lear Siegler Model 23088-002 DC starter-generator. Avmax Aviation Services Inc
- [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 ST04667NY](https://openairdocs.org/stc/ST04667NY): Installation of the Honeywell MK VIII Enhanced Ground Proximity Warning System (EGPWS) Override Control. Field Aviation East Limited
- [STC ST04652NY](https://openairdocs.org/stc/ST04652NY): Installation of the ACSS TCAS 7.1. Avmax Aviation Services Inc
- [STC ST02722SE](https://openairdocs.org/stc/ST02722SE): Installation of LT-4098 series Integrated LED Display Panel and/or associated LT-2201 series LED Pushbutton Switches. Luma Technologies LLC
- [STC ST03261NY](https://openairdocs.org/stc/ST03261NY): Installation of Dual Universal UNS-1E Flight Management System WAAS Up-grade. Field Aviation East Limited
- [STC ST04177AT](https://openairdocs.org/stc/ST04177AT): Installation of a Talon Aerospace LED Replacement General Purpose Lamps. Aaxico Technical Services Inc
- [STC ST02448SE](https://openairdocs.org/stc/ST02448SE): Installation of a Supplemental Lighting System. Aviation Specialties Unlimited Inc
- [STC ST00782LA](https://openairdocs.org/stc/ST00782LA): Installation of Chadwick Helmuth Propeller Balance Monitoring System (Vibration Management System II, VMS II). Diagnostic Solution International LLC
- [STC ST01226NY](https://openairdocs.org/stc/ST01226NY): Installation of Environmental Control System Performance Improvement Modification. Cascade Aerospace Inc
- [STC ST10977SC](https://openairdocs.org/stc/ST10977SC): Installation of Dual Universal Avionics Flight Management Systems (FMS) with Global Positioning System (GPS). DAC International Inc
- [STC ST04480NY](https://openairdocs.org/stc/ST04480NY): Installation of the Traffic Collision Avoidance System (TCAS) II Version 7.1 and Elementary Surveillance (ELS) Transponder Upgrade. Genesys Certification Services Inc
- [STC ST02729NY](https://openairdocs.org/stc/ST02729NY): Sky Connect Tracking System to be installed. Honeywell International Inc
- [STC ST04445NY](https://openairdocs.org/stc/ST04445NY): Installation of the Collins TDR-94D Transponder / Traffic Collision Avoidance System (TCAS) 4100 Upgrade. Mid Canada Mod Center
- [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 SA01452CH](https://openairdocs.org/stc/SA01452CH): Installation of an air ambulance conversion kit. Med-Pac Inc
- [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 ST04344NY](https://openairdocs.org/stc/ST04344NY): Installation of the Universal Avionics EFI-890R MFD. Avmax Aviation Services Inc
- [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 ST04324NY](https://openairdocs.org/stc/ST04324NY): Installation of the Honeywell Solid State Cockpit Voice Recorder (SSVR) system. Avmax Aviation Services Inc

All 145: https://openairdocs.org/aircraft/N986HA/stcs.md

## Related

- Other Bombardier DHC-8-202 aircraft: https://openairdocs.org/model/bombardier-dhc-8-202/aircraft.md
- The Pratt & Whitney Canada PW123D engine: https://openairdocs.org/engine/pratt-whitney-canada-pw123d.md

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