# STCs that may be installed: Boeing 707-321

A list on [Boeing 707-321](https://openairdocs.org/model/boeing-707-321.md).

In force first, then newest. The registry doesn’t record which STCs an aircraft has.

Page 1 of 5 · 204 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 ST02612AT-D](https://openairdocs.org/stc/ST02612AT-D.md): Installation of an Interior Reconfiguration Cabin Conversion · AIRCRAFT RECONFIG TECHNOLOGIES, LLC
- [STC SA7497SW](https://openairdocs.org/stc/SA7497SW.md): Installation of dual Honeywell/Sperry EDZ-805 (5) tube flight instrument system (EFIS), dual Sperry FZ-500 flight directors, dual AZ-800 air data systems, dual FMZ-800 flight management systems and triple Honeywell laseref inertial reference system. · Omega Air Inc.
- [STC ST04222AT](https://openairdocs.org/stc/ST04222AT.md): Installation of a Fuel System Modification · Omega Air Inc.
- [STC SA2622NM](https://openairdocs.org/stc/SA2622NM.md): Installation of Precise Flight Pulselite Control Unit in landing/taxi system. (767-200 B17) (DHC-8 101) · Precise Flight Inc.
- [STC SA2579WE](https://openairdocs.org/stc/SA2579WE.md): Modify installation of wing tip mounted emblem light · The Boeing Company
- [STC SA3927NM](https://openairdocs.org/stc/SA3927NM.md): Installation of floor proximity emergency escape path marking system. · Bruce Aerospace Inc.
- [STC SA2534SW-D](https://openairdocs.org/stc/SA2534SW-D.md): Replacement of Switch assembly Int'l Inflatables Co. P/N 68748, with DME Corp. P/N L-140 in emergency evacuation slide lighting system. · Astronics Luminescent Systems Inc
- [STC SA2539SW-D](https://openairdocs.org/stc/SA2539SW-D.md): Replacement of light assembly, International Inflatables Co. P/N68555-1 with DME Corp. EL-104, EL-104A, and EL-104B in emergency slide lighting system. · Astronics Luminescent Systems Inc
- [STC ST02580AT](https://openairdocs.org/stc/ST02580AT.md): Lithium cell battery pack to replace currently approved alkaline battery pack used in escape slide emergency light system. · Astronics Luminescent Systems Inc
- [STC ST02929AT](https://openairdocs.org/stc/ST02929AT.md): Installation of an Artex Model C406-1 Emergency Locator Transmitter (ELT). · Woven Electronics LLC
- [STC SA808EA](https://openairdocs.org/stc/SA808EA.md): Installation of inflight motion picture system. Approved for models 720-047B, 707-347C, 707-351C (serial numbers 19773 and 19774 only) · Burrana Inc.
- [STC ST04177AT](https://openairdocs.org/stc/ST04177AT.md): Installation of a Talon Aerospace LED Replacement General Purpose Lamps · Aaxico Technical Services Inc.
- [STC SA1-593](https://openairdocs.org/stc/SA1-593.md): Inflight Motion Picture Pallet Assembly · Burrana Inc.
- [STC SA1442WE](https://openairdocs.org/stc/SA1442WE.md): Installation of an inflight motion picture projection system. (707-331) · Burrana Inc.
- [STC ST09019SC](https://openairdocs.org/stc/ST09019SC.md): Installation of a C & X band fuselage nose radome shell. · The NORDAM Group LLC
- [STC SA208NW](https://openairdocs.org/stc/SA208NW.md): Installation of Fairchild Stan(R) Weight and balance system. · Aviation Technical Services
- [STC ST04229NY](https://openairdocs.org/stc/ST04229NY.md): Introduction of a 16G New Generation Stretcher XL P/N 1120030-Series · Bucher Leichtbau AG
- [STC SA3486WE](https://openairdocs.org/stc/SA3486WE.md): Installation of dual Litton LTN-51, or dual Litton LTN-72, or one Litton LTN-51 and one Litton LTN-72 Inertial Navigation Systems · Northrop Grumman Systems Corporation
- [STC SA3539WE](https://openairdocs.org/stc/SA3539WE.md): Installation of single, palletized Litton LTN-51 or LTN-72 Inertial Navigation System (707-320C Series) · Northrop Grumman Systems Corporation
- [STC ST00115LA](https://openairdocs.org/stc/ST00115LA.md): Installation of Triple LTN-92 inertial navigation systems and dual LTN-2001 gloal positioning sensors. · Northrop Grumman Systems Corporation
- [STC SA7076NM](https://openairdocs.org/stc/SA7076NM.md): Installation of Stretcher Carrier. · Air Medic LLC
- [STC ST01330AT](https://openairdocs.org/stc/ST01330AT.md): Installation of 11 Channel Digital Flight Data Recorder. · B/E Aerospace Inc
- [STC ST09227SC](https://openairdocs.org/stc/ST09227SC.md): Installation of structural provisions for a CMA-2102 High Gain Satellite Communications System antenna. · LB Aircraft Engineering Inc
- [STC ST09234SC](https://openairdocs.org/stc/ST09234SC.md): Installation of dual Universal UNS-1C Flight Management System with Global Positioning, dual Honeywell Attitude Heading Reference System and dual Collins DME-42 Distance Measuring Equipment. · LB Aircraft Engineering Inc
- [STC ST09446SC](https://openairdocs.org/stc/ST09446SC.md): Installation of a Collins SAT-906 Satellite Communications System with a top mounted Canadian Marconi CMA-2102 Antenna. · LB Aircraft Engineering Inc
- [STC SA3838NM](https://openairdocs.org/stc/SA3838NM.md): Installation of a Forward Coat Closet. · Aim Aerospace Inc
- [STC SA3839NM](https://openairdocs.org/stc/SA3839NM.md): Installation of 'Stow-All VII' Interior. · AIM Aviation Inc
- [STC ST00673WI-D](https://openairdocs.org/stc/ST00673WI-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. · Rockwell Collins Inc
- [STC ST00682WI-D](https://openairdocs.org/stc/ST00682WI-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 in accordance with Collins Installation Instructions as listed on AML No. ST00682WI-D, Revision -, or later FAA approved revisions. · Rockwell Collins Inc
- [STC SA63NE](https://openairdocs.org/stc/SA63NE.md): Installation of dual Litton LTN211 omega navigation systems. · Wiggins Airways
- [STC SA3638SW](https://openairdocs.org/stc/SA3638SW.md): Installation of a single Sperry Primus 90 weather Radar. · Texas Aviation Services
- [STC ST02540AT-D](https://openairdocs.org/stc/ST02540AT-D.md): Installation of replacement fuel tank sealant system · FFC Manufacturing
- [STC SA2435SO](https://openairdocs.org/stc/SA2435SO.md): Installation of a Dual Collins ADS-80 Air Data System. · Page AvJet Corp
- [STC SA2436SO](https://openairdocs.org/stc/SA2436SO.md): Installation of the Collins EFIS86B (12) 5-tube System with dual FGS-80 Flight Guidance System. · Page AvJet Corp
- [STC SA2437SO](https://openairdocs.org/stc/SA2437SO.md): Installation of a Third Bendix Vertical Gyro. · Page AvJet Corp
- [STC SA2439SO](https://openairdocs.org/stc/SA2439SO.md): Installation of a Flow Multiplier System on an Air Cycle Machine Air Conditioning System equipped aircraft. · Page AvJet Corp
- [STC SA2440SO](https://openairdocs.org/stc/SA2440SO.md): Installation of a Smoke Detector System in a Class B cargo · Page AvJet Corp
- [STC SA2441SO](https://openairdocs.org/stc/SA2441SO.md): Installation of a Dual Universal Navigation Model UNS-1A Flight Management System with Omega. · Page AvJet Corp
- [STC SA2689SO](https://openairdocs.org/stc/SA2689SO.md): Installation of a Dual Litton LTN-72RL Inertial Navigation System. · Page AvJet Corp
- [STC SA1076NE](https://openairdocs.org/stc/SA1076NE.md): Installation of Aerofex livestock carrier P/N TS-QA-400 platform and panel system using size A or size M Class II pallet. · Equine Air Transport Systems LLC
- [STC SA3549WE](https://openairdocs.org/stc/SA3549WE.md): Installation of Garrett GTCP85-98CK Auxiliary Power Unit in the aft end of the forward baggage compartment · Airweld Inc.
- [STC SA4097WE](https://openairdocs.org/stc/SA4097WE.md): Installation of forward and/or aft entrance Airstair. · Airweld Inc.
- [STC SA1176WE](https://openairdocs.org/stc/SA1176WE.md): Interior arrangements. · Flying Tiger Line Inc · Lists 707 Series
- [STC SA1229WE](https://openairdocs.org/stc/SA1229WE.md): United Data Control V557 cockpit voice recorder. · Flying Tiger Line Inc · Lists 707 Series
- [STC SA1080GL](https://openairdocs.org/stc/SA1080GL.md): Installation of Grimes Floor Proximity Lighting System P/N 10-1309-65 or 10-1309-67. · Honeywell International Inc.
- [STC ST01142WI-D](https://openairdocs.org/stc/ST01142WI-D.md): Modification of a single or dual Collins TDR-94 or TDR-94D Mode S Transponder System installation with CTL-92 control head to a Flight ID capable Collins TDR-94 or TDR-94D Mode S Transponder System installation with CTL-92E control head. · Rockwell Collins Inc
- [STC ST00525WI-D](https://openairdocs.org/stc/ST00525WI-D.md): Modification of Collins 618M-4 VHF COMM Receiver Transmitter Installation to a 618M-5 VHF COMM Receiver Transmitter installation with either a Gables G7406-02 or Avtech 7522-1-2 VHF COMM Receiver Transmitter Control Series using with Collins Installation Instructions as listed on AML No. ST00525WI-D, or later FAA approved revisions. · Rockwell Collins Inc
- [STC ST01307WI-D](https://openairdocs.org/stc/ST01307WI-D.md): Modification of a Collins TVI-920/TVI-920D Vertical Speed/TCAS Indicator installation · Rockwell Collins Inc
- [STC ST01825AT](https://openairdocs.org/stc/ST01825AT.md): Upgrade of FDR System. · Ministerio De Defensa Ejercito del Aire - MALOG/DMA

Next page: https://openairdocs.org/model/boeing-707-321/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 ('138365B')
  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/boeing-707-321/stcs

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