Aircraft STC directory

Raytheon Aircraft BAe.125 Series 800B STCs

The Jun 30, 2026 FAA DRS snapshot contains 8 selected supplemental type certificates with status Current whose public applicability data names the Raytheon Aircraft BAe.125 Series 800B. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

listed Current at snapshot

holder directories

modification categories

Aug 1, 2008

latest recorded revision

Modification demand surface

Safety and emergency equipment4

Other aircraft modifications1

Cabin and interiors1

Electrical systems1

Avionics1

Recorded holders

Gulfstream Aerospace Corporation2 AeroMech Incorporated1 Mayday Avionics Inc1 Midcoast Aviation Inc1 Aviation Fabricators Inc1 Garrett Aviation Services1

Recently revised BAe.125 Series 800B STCs

Showing the 8 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.

ST01512LA-DSafety and emergency equipmentRevised Aug 1, 2008

Installation of -218-218 software with Runway Awareness Advisory System (RAAS) activation option on Honeywell MK V Enhanced Ground Proximity Warning System (EGPWS).

FAA holder: Gulfstream Aerospace Corporation

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ST03478ATSafety and emergency equipmentRevised Nov 8, 2007

Installation of 965-0976-003-226-226 Software with Runway Awareness Advisory System (RAAS) activation option on Honeywell MK V Enhanced Ground Proximity Warning System (EGPWS).

FAA holder: Gulfstream Aerospace Corporation

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ST01467SEOther aircraft modificationsRevised Jan 26, 2006

Group aircraft approval for Reduced Vertical Separation Minimum (RVSM).

FAA holder: AeroMech Incorporated

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ST02173CHSafety and emergency equipmentRevised Aug 1, 2005

Upgrade of a Honeywell Mark VII Enhanced Ground Proximity Warning System to add the Runway Awareness Advisory System (RAAS).

FAA holder: Mayday Avionics Inc

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ST01171WISafety and emergency equipmentRevised Jun 9, 2003

Installation of the Honeywell MK VII Enhanced Ground Proximity Warning System. Data Required: (1) Midcoast Master Data List No. 24-327G003 revision B, dated June 4, 2003, or later FAA approved revision. (2) FAA Approved Airplane Flight Manual Supplement, Midcoast Report Number 24-327M003 revision NC, dated June 9, 2003, or later FAA Approved revision.

FAA holder: Midcoast Aviation Inc

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SA4147SWCabin and interiorsRevised Jul 23, 2002

Installation of one, two and three and four-place side facing seat.

FAA holder: Aviation Fabricators Inc

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ST01324LAElectrical systemsRevised Apr 25, 2002

Installation of Garrett Aviation auxiliary electrical hydraulic system.

FAA holder: AiResearch Aivation Service Co

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ST00781CH-DAvionicsRevised Sep 21, 2000

Installation of AlliedSignal Avionics TCAS II, CAS 67A, Traffic Alert and Collision Avoidance System with dual MST-67A Mode S transponders.

FAA holder: Garrett Aviation Services

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