# STCs that may be installed: Beechcraft-Hawker BH-125-600A A list on [Beechcraft-Hawker BH-125-600A](https://openairdocs.org/model/beechcraft-hawker-bh-125-600a.md). In force first, then newest. The registry doesn’t record which STCs an aircraft has. Page 1 of 3 · 127 STCs - [STC ST01305WI-D](https://openairdocs.org/stc/ST01305WI-D.md): 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.md): Installation of Cockpit Voice Recorder with optional RIPS Upgrade · Mid- Canada Mod Center - [STC ST00885LA](https://openairdocs.org/stc/ST00885LA.md): Installation of fire extinguisher cartridges as replacements for Pacific Scientific fire extinguisher cartridges in fire extinguisher bottles. · AMETEK AMERON, LLC d/b/a MASS Systems - [STC ST03885AT](https://openairdocs.org/stc/ST03885AT.md): Installation of an Avionica, Inc. avCM Cellular Module · Aircraft Systems and Manufacturing Inc. - [STC ST02472AT](https://openairdocs.org/stc/ST02472AT.md): Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII · Aircraft Systems and Manufacturing Inc. - [STC ST01930LA](https://openairdocs.org/stc/ST01930LA.md): Installation of Sandel Avionics SN4500 Electronic Horizontal Situation Indicator (EHSI) · Sandel Avionics LLC - [STC ST01084WI](https://openairdocs.org/stc/ST01084WI.md): 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.md): Installation of Honeywell MK VIII Enhanced Ground Proximity Warning System (EGPWS) (with/without optional Avidyne Flight Max 800 MFD). · Blackhawk Aerospace Technologies Inc. - [STC ST04177AT](https://openairdocs.org/stc/ST04177AT.md): Installation of a Talon Aerospace LED Replacement General Purpose Lamps · Aaxico Technical Services Inc. - [STC ST04340NY](https://openairdocs.org/stc/ST04340NY.md): Installation of TCAS 7.1 (ACAS II) upgrade of Prior Existing TCAS 7.0 · Scandinavian Avionics Design ApS - [STC ST00835DE](https://openairdocs.org/stc/ST00835DE.md): Installation of Automatic Dependent Surveillance - Broadcast (ADS-B) Out and In functionality using the Garmin GTX 335R and GTX 345R Transponders plus qualified position sensor · Peregrine - [STC ST02068CH](https://openairdocs.org/stc/ST02068CH.md): Install air ambulance conversion · Spectrum Aeromed LLC dba Spectrum Aeromed - [STC ST11071SC](https://openairdocs.org/stc/ST11071SC.md): 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.md): Installation of Keddeg Company 21BC113 coaleser assembly. · Purolator Facet, Inc - [STC ST01228WI](https://openairdocs.org/stc/ST01228WI.md): Replacement of OEM window pane assemblies with Lee Aerospace laminated window assembly and termination of OEM dry air system · Lee Aerospace, Inc. - [STC SA4324SW](https://openairdocs.org/stc/SA4324SW.md): Installation of toilet ground servicing. · Textron Aviation Inc - [STC SA1888SW](https://openairdocs.org/stc/SA1888SW.md): Installation of collins flight control system · Textron Aviation Inc - [STC SA1923SW](https://openairdocs.org/stc/SA1923SW.md): Installation of solar T62T-39 turbine auxiliary power unit with General Electric starter/generator Model No. 2CM308C1. · Textron Aviation Inc - [STC SA2271SW](https://openairdocs.org/stc/SA2271SW.md): Installation of interior. · Textron Aviation Inc - [STC ST00780WI-D](https://openairdocs.org/stc/ST00780WI-D.md): 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.md): 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 SA1032CE](https://openairdocs.org/stc/SA1032CE.md): Airplane Equipment and Installation. · Textron Aviation Inc - [STC SA1033CE](https://openairdocs.org/stc/SA1033CE.md): Cabin smoke detector installation. · Textron Aviation Inc - [STC SA1042CE](https://openairdocs.org/stc/SA1042CE.md): Airplane Equipment Installation. · Textron Aviation Inc - [STC SA1058CE](https://openairdocs.org/stc/SA1058CE.md): Airplane Equipment Installation. · Textron Aviation Inc - [STC SA1064CE](https://openairdocs.org/stc/SA1064CE.md): Airplane Equipment Installation. · Textron Aviation Inc - [STC SA1094CE](https://openairdocs.org/stc/SA1094CE.md): Airplane Equipment Installation. · Textron Aviation Inc - [STC ST03776NY](https://openairdocs.org/stc/ST03776NY.md): 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 SA1367SW](https://openairdocs.org/stc/SA1367SW.md): Installation of Collins AP104 Autopilot and single FD108N Flight Director. · Textron Aviation Inc - [STC SA879CE](https://openairdocs.org/stc/SA879CE.md): Installation Multi-Place Couch. · Textron Aviation Inc - [STC SA880CE](https://openairdocs.org/stc/SA880CE.md): Installation of Avionics rack(s). · Textron Aviation Inc - [STC SA881CE](https://openairdocs.org/stc/SA881CE.md): Installation of rear vanity compartment and storage area. · Textron Aviation Inc - [STC SA883CE](https://openairdocs.org/stc/SA883CE.md): Vestibule baggage and avionics installation. · Textron Aviation Inc - [STC SA884CE](https://openairdocs.org/stc/SA884CE.md): Installation of a solar T-62T-39 auxiliary tower unit. · Textron Aviation Inc - [STC SA889CE](https://openairdocs.org/stc/SA889CE.md): Passenger Oxygen System installation. · Textron Aviation Inc - [STC SA901CE](https://openairdocs.org/stc/SA901CE.md): Installation of Emergency Exit Lights. · Textron Aviation Inc - [STC SA903CE](https://openairdocs.org/stc/SA903CE.md): Installation of sidewall console table. · Textron Aviation Inc - [STC SA905CE](https://openairdocs.org/stc/SA905CE.md): Seat Belt/Smoking Signs Installation. · Textron Aviation Inc - [STC SA912CE](https://openairdocs.org/stc/SA912CE.md): Intercontinental Dynamics Corporation Altimeter/V-Navigation and King KNS 610 R-Navigation Systems Installation. · Textron Aviation Inc - [STC SA913CE](https://openairdocs.org/stc/SA913CE.md): Install crew closet. · Textron Aviation Inc - [STC SA914CE](https://openairdocs.org/stc/SA914CE.md): Dual Collins VHF-20 Communications Systems installation. · Textron Aviation Inc - [STC SA915CE](https://openairdocs.org/stc/SA915CE.md): Heating, Cooling, and Ventilating Ducting installation. · Textron Aviation Inc - [STC SA916CE](https://openairdocs.org/stc/SA916CE.md): Dual Smith M1035K-6 Audio System installation. · Textron Aviation Inc - [STC SA917CE](https://openairdocs.org/stc/SA917CE.md): Collins DF-206 ADF System installation. · Textron Aviation Inc - [STC SA918CE](https://openairdocs.org/stc/SA918CE.md): Installation of King KRT-960 Radio Telephone System. · Textron Aviation Inc - [STC SA919CE](https://openairdocs.org/stc/SA919CE.md): RCA AVQ-85 Distance Measuring Equipment installation. · Textron Aviation Inc - [STC SA920CE](https://openairdocs.org/stc/SA920CE.md): Sperry C-14-23 Compass System installation. · Textron Aviation Inc - [STC SA921CE](https://openairdocs.org/stc/SA921CE.md): RCA AVQ-21 weather radar installation. · Textron Aviation Inc - [STC SA922CE](https://openairdocs.org/stc/SA922CE.md): Collins ALT-50 Radio Altimeter installation. · Textron Aviation Inc - [STC SA923CE](https://openairdocs.org/stc/SA923CE.md): Wilcox 1014A ATC Transponder installation. · Textron Aviation Inc Next page: https://openairdocs.org/model/beechcraft-hawker-bh-125-600a/stcs.md?page=2 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model FROM ( SELECT stc_number, min(matched_model) AS matched_model FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_stc.parquet' WHERE aircraft_model_code IN ('4210101') GROUP BY stc_number ) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number) ORDER BY s.status = 'Current' DESC, s.status_date DESC, s.stc_number ``` This list as a web page: https://openairdocs.org/model/beechcraft-hawker-bh-125-600a/stcs --- 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.