# STCs that may be installed: Aero Commander 1121A

A list on [Aero Commander 1121A](https://openairdocs.org/model/aero-commander-1121a.md).

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

Page 1 of 2 · 71 STCs

- [STC ST12461IB](https://openairdocs.org/stc/ST12461IB.md): Installation of Cockpit Voice Recorder with optional RIPS Upgrade · Mid- Canada Mod Center
- [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 ST08995AC](https://openairdocs.org/stc/ST08995AC.md): Replacement of original O rings and backup rings from landing gear lower bearing and floating piston with Green Tweed, Inc. AGT seals. · Metrea Special Aerospace ISR Inc.
- [STC ST02004WI](https://openairdocs.org/stc/ST02004WI.md): Installation of the Garmin GI-275 Instantaneous Vertical Speed Indicators (IVSI) · Peregrine
- [STC ST01930LA](https://openairdocs.org/stc/ST01930LA.md): Installation of Sandel Avionics SN4500 Electronic Horizontal Situation Indicator (EHSI) · Sandel Avionics LLC
- [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 SA1879SW](https://openairdocs.org/stc/SA1879SW.md): Installation of Engine thrust reversers. · The NORDAM Group LLC
- [STC ST00304WI](https://openairdocs.org/stc/ST00304WI.md): Installation of Keddeg Company 21BC113 coaleser assembly. · Purolator Facet, Inc
- [STC SA1178GL](https://openairdocs.org/stc/SA1178GL.md): Install Egan Aviation air ambulance stretcher P/N 125, using Installation Kit P/N 805. · Paul/ Lanna Egan LLC
- [STC SA411NW](https://openairdocs.org/stc/SA411NW.md): Installation of forward facing white lights, position lights, clear plastic covers, and associated systems. · Knots 2U Ltd.
- [STC SA416CE](https://openairdocs.org/stc/SA416CE.md): Installation of Hoskins Supplementary Twilighter Mark III High Lighting System encompassing Model A Single Wing Tip Lights and Model D (Dual) Tail Light or Tail Light Assembly per Hoskins Drawings 30-0208-3.. · BF Goodrich Aerospace
- [STC SA922SW](https://openairdocs.org/stc/SA922SW.md): Drag chute as safety item. · JSF Aviation Services Inc.
- [STC SA1298SW](https://openairdocs.org/stc/SA1298SW.md): Installation of Teledyne Avionics normalized angle of attack system model 112B400 w/input to slow/fast indicators of Collins FD108 or FD109 flight director w/indicator model 329B-8(), Sperry HZ6F, HZ6B flight director,or Bendix FD60 flight director. · Aerosonic Corporation
- [STC SA927EA](https://openairdocs.org/stc/SA927EA.md): Installation of Grimes three light strobe kit P/N 34-0305-1 as supplemental lighting. · Honeywell International Inc.
- [STC SA791CE](https://openairdocs.org/stc/SA791CE.md): Installation of either of the following electronic synchronizer kits P/N 213521 or P/N 213517. · Ontic Engineering and Manufacturing Inc.
- [STC SA1192SO](https://openairdocs.org/stc/SA1192SO.md): Install Utah Research & Development Co. Model 126BC-101 battery charger system. · Aviall Services, Inc.
- [STC SA2894SW](https://openairdocs.org/stc/SA2894SW.md): Installation of hydraulic accumulator pressure gages. · AAR Airframe and Accessories Group
- [STC SA3000WE](https://openairdocs.org/stc/SA3000WE.md): Installation of logo light assembly. · DeVore Aviation Corporation of America, a New Mexico Corporation
- [STC SA1274SW](https://openairdocs.org/stc/SA1274SW.md): Installation of CA5 batteries. · AAR Aircraft Services Inc
- [STC SA1513SW](https://openairdocs.org/stc/SA1513SW.md): Installation of ground air conditioner. · AAR Aircraft Services Inc
- [STC SA1947SW](https://openairdocs.org/stc/SA1947SW.md): Installation of a fuel drain collector. · AAR Aircraft Services Inc
- [STC SA2389SW](https://openairdocs.org/stc/SA2389SW.md): Installation of identification and recognition lights in wings. · AAR Aircraft Services Inc
- [STC SA2396SW](https://openairdocs.org/stc/SA2396SW.md): Fabrication and installation of aircraft positive door latch. · AAR Airframe and Accessories Group
- [STC SA2471SW](https://openairdocs.org/stc/SA2471SW.md): Fabrication and installation of aircraft cabin door retainer. · AAR Airframe and Accessories Group
- [STC SA2695SW](https://openairdocs.org/stc/SA2695SW.md): Installation of aircraft taxi lights on main landing gears. · AAR Aircraft Services Inc
- [STC SA2712SW](https://openairdocs.org/stc/SA2712SW.md): Modify existing TSO three-place forward facing couch with adjustable back. · AAR Aircraft Services Inc
- [STC SA2713SW](https://openairdocs.org/stc/SA2713SW.md): Installation of two and three-place couches (TSO 39a) side facing at right side of cabin. · AAR Aircraft Services Inc
- [STC SA2716SW](https://openairdocs.org/stc/SA2716SW.md): Relocation of thrust reverser hydraulic accumulator pressure gauge. · AAR Aircraft Services Inc
- [STC SA2745SW](https://openairdocs.org/stc/SA2745SW.md): Installation of aft baggage compartment. · AAR Aircraft Services Inc
- [STC SA4045SW](https://openairdocs.org/stc/SA4045SW.md): Installation of manually activated ignitor switches with G.E. ignition exciter unit P/N 4026T0301. · AAR Airframe and Accessories Group
- [STC SA4256SW](https://openairdocs.org/stc/SA4256SW.md): Fabrication and installation of combination seat and toilet. · AAR Aircraft Services Inc
- [STC SA4329SW](https://openairdocs.org/stc/SA4329SW.md): Installation of pitot heat monitor system. · AAR Aircraft Services Inc
- [STC SA4125SW](https://openairdocs.org/stc/SA4125SW.md): Two-place side facing seat, frame only and side facing only. · Aviation Fabricators Inc
- [STC SA1213SO](https://openairdocs.org/stc/SA1213SO.md): Replace existing nickel-cadmium batteries with Gill BB638/T series lead-acid batteries. · Teledyne Battery Products
- [STC SA1165SW](https://openairdocs.org/stc/SA1165SW.md): Installation of bleed air heated engine inlet ducts. · Astra Jet Corporation
- [STC SA1311SW](https://openairdocs.org/stc/SA1311SW.md): Redesigned nose wheel corotating drive shaft. · Astra Jet Corporation
- [STC SA1345SW](https://openairdocs.org/stc/SA1345SW.md): Gross weight increase to 18,500 lbs. takeoff with B.F. Goodrich wheels, brakes and anti-skid system. · Astra Jet Corporation
- [STC SA1434SW](https://openairdocs.org/stc/SA1434SW.md): Increase maximum zero fuel weight from 12,000 lbs. to 12,340 lbs. · Astra Jet Corporation
- [STC SA2203SW](https://openairdocs.org/stc/SA2203SW.md): Install capacitance type fuel gaging system. · Astra Jet Corporation
- [STC SA4008SW](https://openairdocs.org/stc/SA4008SW.md): Installation of GE CJ610-9 engines. · Astra Jet Corporation
- [STC SA7894SW](https://openairdocs.org/stc/SA7894SW.md): Installation of provisions for a patient litter with electrical power connectors. · AVIEX Jet, Inc
- [STC SA964CE](https://openairdocs.org/stc/SA964CE.md): Installation of Aircraft Instrument and Development, Inc. (AID) battery temperature indicating and over temperature warning system. · R C Allen Instruments Inc
- [STC SA398EA](https://openairdocs.org/stc/SA398EA.md): Installation of radome kit No. 3065. · Norton Company, Performance Plactics
- [STC ST881SO](https://openairdocs.org/stc/ST881SO.md): Installation of Teledyne P/N BB638/T- Series lead-acid replacement batteries. · Teledyne Battery Products
- [STC SA934SW](https://openairdocs.org/stc/SA934SW.md): Aft baggage compartment. · Federal Express Corp
- [STC SA1837SW](https://openairdocs.org/stc/SA1837SW.md): Seat modification. · Qualitron Aero, Inc
- [STC SA1833SW](https://openairdocs.org/stc/SA1833SW.md): Installation of Collins 346B-3 audio/interphone system. · Qualitron Aero, Inc
- [STC SA1822SW](https://openairdocs.org/stc/SA1822SW.md): ADF installation - Collins DF206. · Qualitron Aero, Inc
- [STC SA1826SW](https://openairdocs.org/stc/SA1826SW.md): Installation of Collins 621A-6 ATC transponder. · Qualitron Aero, Inc
- [STC SA1829SW](https://openairdocs.org/stc/SA1829SW.md): Installation of Sierra tacan system. · Qualitron Aero, Inc

Next page: https://openairdocs.org/model/aero-commander-1121a/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 ('0142006')
  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/aero-commander-1121a/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.