# N624MP: 1970 Hawker Siddeley BH.125-400A

- Status: Valid registration
- Airframe: [Hawker Siddeley BH.125-400A](https://openairdocs.org/model/hawker-siddeley-bh-125-400a) (registry code 4230138, 10 seats)
- Engine: [AiResearch TFE731 series](https://openairdocs.org/engine/airesearch-tfe731-series) (registry code 01518)
- Data sheets: [TCDS A3EU](https://openairdocs.org/tcds/A3EU) (Textron Aviation Inc.) (OpenAirDocs)
- Serial number: NA-756
- Year built: 1970
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: December 11, 1992
- Certificate issued: September 27, 2016
- Expires: September 30, 2029
- Mode S code: A8263A
- Registered owner: [Lansing Community College](https://openairdocs.org/faa-owner/LANSING%20COMMUNITY%20COLLEGE)
- Location: [Mason, MI](https://openairdocs.org/faa-place/MI/Mason)
- Owner type: Government
- Owner's area on the map: 42.5817° N, 84.4516° W: Placed by OpenAirDocs at the center of ZIP code 48854, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=624MP
- Page: https://openairdocs.org/aircraft/N624MP

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 AiResearch TFE731 model are included.

## ADs that may apply (OpenAirDocs): 59 in force

### Matched by airframe (Hawker Siddeley BH.125-400A)

- [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 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 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 2006-01-04](https://openairdocs.org/ad/2006-01-04): Fan venturi motor casing · Textron BAe.125 Series 1000A, BAe.125 Series 1000B, BAe.125 Series 800A and 42 more. Effective Feb 22, 2006
- [AD 2005-03-16](https://openairdocs.org/ad/2005-03-16): Engine compartment firewall · Textron BAe.125 Series 800A, BAe.125 Series 800A (C-29A), BAe.125 Series 800A (U-125) and 40 more. Effective Mar 21, 2005
- [AD 2003-07-07](https://openairdocs.org/ad/2003-07-07): Tie-bolt Nuts of Main Landing Gear (MLG) Wheels · Textron BAe.125 Series 800A, BAe.125 Series 800A (C-29A), BAe.125 Series 800A (U-125) and 31 more. Effective May 8, 2003
- [AD 2003-04-20](https://openairdocs.org/ad/2003-04-20): Cylinder Head Lugs of Main Landing Gear (MLG) Actuator · Textron BAe.125 Series 1000A, BAe.125 Series 1000B, BAe.125 Series 800A and 43 more. Effective Apr 4, 2003
- [AD 2000-22-03](https://openairdocs.org/ad/2000-22-03): Pitot/Static and Stall Vent Drain Valves · Textron BAe.125 Series 1000A, BAe.125 Series 1000B, BAe.125 Series 800A and 43 more. Effective Dec 4, 2000
- [AD 2000-21-11](https://openairdocs.org/ad/2000-21-11): Cockpit Canopy Blister Interface · Textron BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 33 more. Effective Nov 29, 2000
- [AD 2000-02-35](https://openairdocs.org/ad/2000-02-35): Oxygen System Plumbing · Textron BAe.125 Series 1000A, BAe.125 Series 1000B, BAe.125 Series 800A and 36 more. Effective Mar 13, 2000
- [AD 89-18-07 R1](https://openairdocs.org/ad/89-18-07-R1): Elevator Balance Spigot · Textron BAe.125 Series 1000A, BAe.125 Series 1000B, BAe.125 Series 800A and 34 more. Effective Dec 18, 1998
- [AD 97-21-05](https://openairdocs.org/ad/97-21-05): High Pressure Oxygen Hose Assemblies · Textron BAe.125 Series 800A, BAe.125 Series 800A (C-29A), BAe.125 Series 800A (U-125) and 8 more. Effective Nov 24, 1997
- [AD 97-03-07](https://openairdocs.org/ad/97-03-07): Main Landing Gear Sidestay Assemblies · Textron BAe.125 Series 1000A, BAe.125 Series 1000B, BAe.125 Series 800A and 42 more. Effective Mar 11, 1997
- [AD 95-08-06](https://openairdocs.org/ad/95-08-06): Static Inverter · Textron BAe.125 Series 800A, BH.125 Series 400A, BH.125 Series 600A and 29 more. Effective May 18, 1995
- [AD 93-24-08](https://openairdocs.org/ad/93-24-08): Engine Fire Extinguisher Systems · Textron BAe.125 Series 1000B, BAe.125 Series 800A, BAe.125 Series 800A (C-29A) and 38 more. Effective Jan 18, 1994
- [AD 93-23-08](https://openairdocs.org/ad/93-23-08): Battery and Emergency Contactors · Textron BAe.125 Series 1000B, BAe.125 Series 800A, BAe.125 Series 800A (C-29A) and 38 more. Effective Dec 29, 1993
- [AD 93-02-10](https://openairdocs.org/ad/93-02-10): Battery Cables · Textron BAe.125 Series 1000A, BAe.125 Series 1000B, BAe.125 Series 800A and 39 more. Effective Mar 26, 1993
- [AD 92-27-09](https://openairdocs.org/ad/92-27-09): Mail Landing Gear Sidestay Upper Arm Assembly · Textron BAe.125 Series 1000B, BAe.125 Series 800A, BAe.125 Series 800A (C-29A) and 38 more. Effective Jan 27, 1993
- [AD 92-25-11](https://openairdocs.org/ad/92-25-11): Hydraulic Accumulator · Textron BAe.125 Series 1000B, BAe.125 Series 800A, BAe.125 Series 800A (C-29A) and 38 more. Effective Jan 12, 1993
- [AD 92-22-04](https://openairdocs.org/ad/92-22-04): In-Flight Fire Hazard · Textron BH.125 Series 400A, DH.125 Series 1A, DH.125 Series 1A-522 and 6 more. Effective Nov 24, 1992
- [AD 92-16-12 R1](https://openairdocs.org/ad/92-16-12-R1): Tail Cone Vents · Textron BAe.125 Series 1000B, BAe.125 Series 800A, BAe.125 Series 800A (C-29A) and 38 more. Effective Sep 28, 1992
- [AD 92-11-03](https://openairdocs.org/ad/92-11-03): Eddy Current Inspection · Textron BH.125 Series 400A, DH.125 Series 1A, DH.125 Series 1A-522 and 6 more. Effective Jul 9, 1992
- [AD 92-10-04](https://openairdocs.org/ad/92-10-04): Wing Skin Corrosion · Textron BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 8 more. Effective Jun 11, 1992
- [AD 92-06-05 R1](https://openairdocs.org/ad/92-06-05-R1): Nose Landing Gear · Textron BAe.125 Series 1000B, BAe.125 Series 800A, BAe.125 Series 800A (C-29A) and 38 more. Effective Apr 21, 1992
- [AD 91-19-05](https://openairdocs.org/ad/91-19-05): Fire Extinguisher System Wiring · Textron BAe.125 Series 800A, BH.125 Series 400A, BH.125 Series 600A and 34 more. Effective Sep 26, 1991
- [AD 91-07-12](https://openairdocs.org/ad/91-07-12): Main Landing Gear Hinge Fittings · BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 9 more. Effective Apr 29, 1991
- [AD 91-03-18](https://openairdocs.org/ad/91-03-18): Warming Ovens · Textron BAe.125 Series 1000A, BAe.125 Series 1000B, BAe.125 Series 800A and 39 more. Effective Mar 11, 1991
- [AD 91-03-06](https://openairdocs.org/ad/91-03-06): Generator Control Unit · Textron BAe.125 Series 800A, BAe.125 Series 800A (C-29A), BAe.125 Series 800A (U-125) and 36 more. Effective Feb 11, 1991
- [AD 90-03-06](https://openairdocs.org/ad/90-03-06): Corrosion Inspection · Textron BAe.125 Series 1000A, BAe.125 Series 1000B, BAe.125 Series 800A and 39 more. Effective Feb 20, 1990
- [AD 89-18-13](https://openairdocs.org/ad/89-18-13): AFM Changes - APU · Textron BAe.125 Series 1000A, BAe.125 Series 1000B, BAe.125 Series 800A and 39 more. Effective Sep 28, 1989
- [AD 89-17-06](https://openairdocs.org/ad/89-17-06): Electrical Components · Textron BAe.125 Series 1000A, BAe.125 Series 1000B, BAe.125 Series 800A and 39 more. Effective Sep 15, 1989
- [AD 88-05-02](https://openairdocs.org/ad/88-05-02): Airplane Structure · BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 9 more. Effective Apr 6, 1988
- [AD 87-04-14](https://openairdocs.org/ad/87-04-14): Starter/Generator · BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 9 more. Effective Mar 9, 1987
- [AD 86-21-05](https://openairdocs.org/ad/86-21-05): Forward Engine Mounts · BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 9 more. Effective Oct 20, 1986
- [AD 82-12-02 R1](https://openairdocs.org/ad/82-12-02-R1): Flap Structure · BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 9 more. Effective Jun 17, 1985
- [AD 85-07-08](https://openairdocs.org/ad/85-07-08): Audio Communication System · BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 9 more. Effective May 13, 1985
- [AD 84-21-01 R1](https://openairdocs.org/ad/84-21-01-R1): Replacement Fuses - ZL Panel · BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 9 more. Effective Feb 11, 1985
- [AD 84-20-05](https://openairdocs.org/ad/84-20-05): Landing Gear and Brakes · BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 9 more. Effective Oct 14, 1984
- [AD 77-13-09 R1](https://openairdocs.org/ad/77-13-09-R1): Structural Integrity of Bulkhead · Textron BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 7 more. Effective Jun 1, 1984
- [AD 80-12-05 R2](https://openairdocs.org/ad/80-12-05-R2): Nose Landing Gear Drag Stay Assembly · BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 9 more. Effective Mar 16, 1983
- [AD 80-12-10 R1](https://openairdocs.org/ad/80-12-10-R1): Flap Fittings · BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 9 more. Effective Jan 3, 1983
- [AD 82-12-03](https://openairdocs.org/ad/82-12-03): Ampere Airfuse Installation · Textron BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 8 more. Effective Jun 8, 1982
- [AD 82-12-01](https://openairdocs.org/ad/82-12-01): Main Landing Gear Restrictor Valves · BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 9 more. Effective Jun 8, 1982
- [AD 81-06-06](https://openairdocs.org/ad/81-06-06): Fuel Feed Lines · Garrett AiResearch TFE-731-3-1H engines (AlliedSignal Aviation Services STC SA3870WE). Effective Mar 26, 1981
- [AD 80-12-13](https://openairdocs.org/ad/80-12-13): Engine Mount Beam · BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 9 more. Effective Jul 14, 1980
- [AD 73-13-10 R2](https://openairdocs.org/ad/73-13-10-R2): Outer Flap Hinge Fittings · Textron BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 7 more. Effective Jun 23, 1980
- [AD 78-07-07](https://openairdocs.org/ad/78-07-07): Lightning Strike Damage to Radome · Textron BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 9 more. Effective May 3, 1978
- [AD 78-01-06](https://openairdocs.org/ad/78-01-06): Elevator Control Pulley Bracket · Textron BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 9 more. Effective Jan 12, 1978
- [AD 77-26-01](https://openairdocs.org/ad/77-26-01): Oxygen Supply · Textron BH.125 Series 400A, DH.125 Series 1A, DH.125 Series 1A-522 and 6 more. Effective Jan 3, 1978
- [AD 77-13-11](https://openairdocs.org/ad/77-13-11): Emergency Brake Control Valve · Textron BH.125 Series 400A, BH.125 Series 600A, DH.125 Series 1A and 7 more. Effective Jul 25, 1977

### Matched by engine (AiResearch TFE731 series)

None in force.

All 59: https://openairdocs.org/aircraft/N624MP/ads.md

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

- [SAIB NM-15-24](https://openairdocs.org/saib/NM-15-24): Landing Gear. Issued Sep 29, 2015

## NTSB investigations

None matched to N624MP.

## FAA accident and incident reports

None matched to N624MP.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs) (110, 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 (Hawker Siddeley BH.125-400A)

- [STC ST01305WI-D](https://openairdocs.org/stc/ST01305WI-D): Modification of a Collins ALT-50A or ALT-55B Radio Altimeter system installation to a Collins ALT-1000 or ALT-4000 Radio Altimeter system installation in accordance with Collins Drawing Index as listed on AML No. ST01305WI-D, Revision -, or later FAA approved revision. Rockwell Collins Inc
- [STC ST12461IB](https://openairdocs.org/stc/ST12461IB): Installation of Cockpit Voice Recorder with optional RIPS Upgrade. Mid- Canada Mod Center
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc
- [STC ST316CH](https://openairdocs.org/stc/ST316CH): Installation of a TCAS791/791A Traffic alert and collision avoidance system I (TCAS I). Acron Aviation 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 ST11285DS](https://openairdocs.org/stc/ST11285DS): An update to the existing Collins Aerospace Integrated Flight Information System (IFIS) FSU-5010 and upgrade the existing XMWR-1000 to a XMWR-1000S (Sirius XM) in Part 25. BHE & Associates Ltd
- [STC ST01084WI](https://openairdocs.org/stc/ST01084WI): Installation of Collins TCAS-4000 TCAS II System (with or without optional Avidyne Flight Max 800 MDF). Blackhawk Aerospace Technologies Inc
- [STC ST01085WI](https://openairdocs.org/stc/ST01085WI): Installation of Honeywell MK VIII Enhanced Ground Proximity Warning System (EGPWS) (with/without optional Avidyne Flight Max 800 MFD). Blackhawk Aerospace Technologies 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 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 ST02068CH](https://openairdocs.org/stc/ST02068CH): Install air ambulance conversion. Spectrum Aeromed LLC dba Spectrum Aeromed
- [STC ST00790DE](https://openairdocs.org/stc/ST00790DE): Installation of BendixKing CAS 67B Traffic Alert and Collision Avoidance System (TCAS) II Version 7.1. Peregrine
- [STC ST11071SC](https://openairdocs.org/stc/ST11071SC): Demonstration of aircraft critical equipment and antenna systems tolerance of radio frequency interference (RFI) from intentional or spurious transmissions from certain Portable Electronic Devices (PEDs). Liberty Partners Inc
- [STC ST00304WI](https://openairdocs.org/stc/ST00304WI): Installation of Keddeg Company 21BC113 coaleser assembly. Purolator Facet, Inc
- [STC ST01228WI](https://openairdocs.org/stc/ST01228WI): Replacement of OEM window pane assemblies with Lee Aerospace laminated window assembly and termination of OEM dry air system. Lee Aerospace, Inc
- [STC ST02609LA](https://openairdocs.org/stc/ST02609LA): Modification to replace the existing Mode S Transponder system with ACSS NXT-700 Mode S Transponder with ADS-B Out. Aviation Communication and Surveillance Systems (ACSS) LLC
- [STC ST00780WI-D](https://openairdocs.org/stc/ST00780WI-D): Modification of Collins VHF-22A/VHF-22B VHF COMM Receiver Transmitter with CTL-22 Control Pro Line II System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System Installation. Textron Aviation Inc
- [STC ST00781WI-D](https://openairdocs.org/stc/ST00781WI-D): Modification of Collins VHF-20/VHF-20A/VHF-20B VHF COMM Receiver Transmitter with CTL-20 Control Pro Line I System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System Installation. Textron Aviation Inc
- [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 SA1002CE](https://openairdocs.org/stc/SA1002CE): Relocation of warning cancel switch from instrument panel to #1 engine power lever. Textron Aviation Inc
- [STC SA766CE](https://openairdocs.org/stc/SA766CE): Installation of Forward refreshment bar. Textron Aviation Inc
- [STC SA767CE](https://openairdocs.org/stc/SA767CE): Installation of Multi-Place Couch. Textron Aviation Inc
- [STC SA768CE](https://openairdocs.org/stc/SA768CE): Installation of Collins WXR-80 weather radar. Textron Aviation Inc
- [STC SA769CE](https://openairdocs.org/stc/SA769CE): Passenger Oxygen System installation. Textron Aviation Inc
- [STC SA770CE](https://openairdocs.org/stc/SA770CE): Installation of Flite-Tronic Model FC-15B standby inverter. Textron Aviation Inc
- [STC SA858CE](https://openairdocs.org/stc/SA858CE): Installation of Intercontinental Dynamics Corp. 16007-62 Encoding Altimeter; 18152-307 Static Defects Correction Module; 23989-002 Altitude Alerter, and 18013B-2 Vertical Speed Indicator. Textron Aviation Inc
- [STC SA867CE](https://openairdocs.org/stc/SA867CE): Installation of Sperry Model AA-220 Radio Altimeter. Textron Aviation Inc
- [STC SA878CE](https://openairdocs.org/stc/SA878CE): Installation of Forward Refreshment Bar. Textron Aviation Inc
- [STC SA757CE](https://openairdocs.org/stc/SA757CE): Install avionics rack(s). Textron Aviation Inc
- [STC SA759CE](https://openairdocs.org/stc/SA759CE): Installation of cabin temperature control system. Textron Aviation Inc
- [STC SA760CE](https://openairdocs.org/stc/SA760CE): Installation of a smoke detector system. Textron Aviation Inc
- [STC SA761CE](https://openairdocs.org/stc/SA761CE): Installation of annunciator light panel. Textron Aviation Inc
- [STC SA762CE](https://openairdocs.org/stc/SA762CE): Installation of overhead panel. Textron Aviation Inc
- [STC SA763CE](https://openairdocs.org/stc/SA763CE): Instrument panel installation. Textron Aviation Inc
- [STC SA764CE](https://openairdocs.org/stc/SA764CE): Installation of vestibule baggage and avionics rack. Textron Aviation Inc
- [STC ST01560CH](https://openairdocs.org/stc/ST01560CH): Install Aero Medical Products Mfg., Inc. Air Ambulance Stretcher P/N 125 using Installation Kit P/N 805. Paul/ Lanna Egan LLC
- [STC ST01852LA](https://openairdocs.org/stc/ST01852LA): Installation of Rosemount Pitot Static Probes, dual Honeywell AM-250 Digital Altimeters, Skylight Avionics ADC-602 Analog Interface Unit and standby Altimeter in Model BH125-400 and -600A airplanes equipped with Collins APS-104 Autopilots. Flight Test Aerospace, Inc
- [STC ST00415LA](https://openairdocs.org/stc/ST00415LA): Installation of Concorde Battery Model RG-390E. Concorde Battery Corporation
- [STC ST01809LA](https://openairdocs.org/stc/ST01809LA): Installation of Hawker PN 9750W0640 Sealed Lead Acid Battery. Securaplane Technologies
- [STC ST01675WI](https://openairdocs.org/stc/ST01675WI): Modification of a Rockwell Collins, Inc. File Server Unit (FSU) installation. Rockwell Collins Inc
- [STC ST546CH-D](https://openairdocs.org/stc/ST546CH-D): Installation of an AlliedSignal Avionics, Dual GNS-XLS, Flight Management System with GPS as a primary means of navigation. Standard Aero
- [STC ST01380LA](https://openairdocs.org/stc/ST01380LA): Installation of Diamond J, Inc. Engine Indicators N1, N2, and ITT. Gulfstream-California Inc
- [STC ST00673WI-D](https://openairdocs.org/stc/ST00673WI-D): Modification of Collins VHF-22A/VHF-22B VHF COMM Receiver Transmitter with CTL-22 Control Pro Line II System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System installation. Rockwell Collins Inc
- [STC ST00682WI-D](https://openairdocs.org/stc/ST00682WI-D): Modification of Collins VHF-20/VHF-20A/VHF-20B VHF COMM Receiver Transmitter with CTL-20 Control Pro Line I System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System Installation in accordance with Collins Installation Instructions as listed on AML No. ST00682WI-D, Revision -, or later FAA approved revisions. Rockwell Collins Inc
- [STC ST01486SE-D](https://openairdocs.org/stc/ST01486SE-D): Group aircraft approval for Reduced Vertical Separation Minimum (RVSM). AeroMech Incorporated
- [STC ST349CH-D](https://openairdocs.org/stc/ST349CH-D): Installation of APU Access Panels. Standard Aero
- [STC SA1020SW](https://openairdocs.org/stc/SA1020SW): Installation of Collins AP-104 autopilot and FD-109H/FD-109F Flight Directors with associated sensory equipment. JSF Aviation Services Inc
- [STC SA1413SW](https://openairdocs.org/stc/SA1413SW): Three Flite-Tronics static inverters. JSF Aviation Services Inc
- [STC ST01623SE](https://openairdocs.org/stc/ST01623SE): Installation of Innovative Solutions and Support (IS&S) Air Data Display Units. AeroMech Incorporated
- [STC ST01003CH-D](https://openairdocs.org/stc/ST01003CH-D): Installation of AlliedSignal Aerospace N1 digital electronic engine control (DEEC). Honeywell International Inc

All 110: https://openairdocs.org/aircraft/N624MP/stcs.md

## Related

- Other Hawker Siddeley BH.125-400A aircraft: https://openairdocs.org/model/hawker-siddeley-bh-125-400a/aircraft.md
- The AiResearch TFE731 series engine: https://openairdocs.org/engine/airesearch-tfe731-series.md

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