# STCs that may be installed: N12YZ

A list on [N12YZ](https://openairdocs.org/aircraft/N12YZ.md).

Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do. In force first, then newest.

- [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 SA02511SE](https://openairdocs.org/stc/SA02511SE.md): Installation of replacement fuel quantity indicator sending unit(s) · CiES Inc.
- [STC SA39CH](https://openairdocs.org/stc/SA39CH.md): Installation of an Amphibian Landing Gear Position Advisory System/Laser Gear Advisory System · Wipaire Inc.
- [STC SA651GL](https://openairdocs.org/stc/SA651GL.md): Install Cleveland (Parker Hannifin) wheel and brake conversion kit, P/N 199-113. · Kaman Corporation Aircraft Wheel and Brake LLC
- [STC SA01967WI](https://openairdocs.org/stc/SA01967WI.md): Use of GAMI G100UL High Octane Unleaded Avgas · General Aviation Modifications Inc.
- [STC SA10236SC](https://openairdocs.org/stc/SA10236SC.md): Installation of a GDC 31 Roll Steering Converter · DAC International Inc
- [STC SA02268CH](https://openairdocs.org/stc/SA02268CH.md): Installation of Airwolf Filter Corp. Air Oil Separator · Airwolf Filter Corporation
- [STC SA6070NM](https://openairdocs.org/stc/SA6070NM.md): Installation of a 'quick-disconnect drain plug' on the engine rocker sump for the oil drain retrieval system after engine shutdown. · West Coast Air Creations
- [STC SA319SW](https://openairdocs.org/stc/SA319SW.md): Structural installation of McMillan 7501XM radome and RCA AVQ-55 antenna mount. · Associated Air Center, Inc. - c/o CT Corporation System
- [STC SA01282NY](https://openairdocs.org/stc/SA01282NY.md): Installation of Airwolf remote mounted engine oil filter kit AFC-K015 on aircraft powered by Pratt & Whitney radial reciprocating engine Series R-985, R-1340 and R-1830. · Airwolf Filter Corporation
- [STC ST334CH](https://openairdocs.org/stc/ST334CH.md): Installation of Superflite 102 fabric. · Aviation Products Systems 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 SA4005NM](https://openairdocs.org/stc/SA4005NM.md): Precise Flight Inc. Pulselite Control System · Precise Flight Inc
- [STC SA1054GL](https://openairdocs.org/stc/SA1054GL.md): Removal of P/N 213763 propeller synchrophaser control box and electrical connector, and installation of P/N A213796 control box, electrical connector, and remote switch. · Ontic Engineering and Manufacturing 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 SA4383SW-D](https://openairdocs.org/stc/SA4383SW-D.md): Installation of Model AK976, an autopilot with 1C753 yaw damper system. · Tom R. Tracy
- [STC SA8075SW](https://openairdocs.org/stc/SA8075SW.md): Installation of fiberglass covering. (M-62 SERIES PT-19) (G-73 SCHWEIZER) · Razorback Fabrics Inc
- [STC SA1008WE](https://openairdocs.org/stc/SA1008WE.md): Installation of Poly-Fiber covering material. · Poly-Fiber Inc.
- [STC SA614SO](https://openairdocs.org/stc/SA614SO.md): Installation of nose wheel shimmy damper. · Gander Aircraft Corp
- [STC SA635SO](https://openairdocs.org/stc/SA635SO.md): Reduction of maximum certificated takeoff weight from 12,750 to 12,500 pounds. · Franklin Dean H.
- [STC ST01698AT](https://openairdocs.org/stc/ST01698AT.md): Installation of a Collins 'Safety Package' (TCAS II, Mode S transponder, and turbulence/weather radar). · East Coast Avionics, Inc
- [STC ST00982AT-D](https://openairdocs.org/stc/ST00982AT-D.md): Installation and operation of a Bendix/King CAS 66 A TCAS I System installed. · Pan Am (Air Bridge)
- [STC ST01559AT](https://openairdocs.org/stc/ST01559AT.md): Installation of an AlliedSignal MK-VI Ground Proximity Warning System (GPWS). · Pan Am (Air Bridge)
- [STC SA1-546](https://openairdocs.org/stc/SA1-546.md): Install B.F. Goodrich type 21 pump type pneumatic de-icer system · B.F. Goodrich
- [STC ST00474AT-D](https://openairdocs.org/stc/ST00474AT-D.md): Installation and operation of an Airtell Centaurus 3 ground proximity warning system. · Chalk's International Airlines, Inc
- [STC SA00165AT](https://openairdocs.org/stc/SA00165AT.md): Installation of 13 passenger interior arrangement. · Hill Air Company
- [STC SA3323SO](https://openairdocs.org/stc/SA3323SO.md): Deactivation of windshield wiper and landing light systems. · Jetaire Services, Inc
- [STC SA3234SO](https://openairdocs.org/stc/SA3234SO.md): Installation of Lexan replacement windshield and cockpit window. (G-73 S/N J-27, J-36, J-42, J-44, J-30) · Jetaire Services, Inc
- [STC SA3288SO](https://openairdocs.org/stc/SA3288SO.md): Installation of 13 passenger seat interior modification. · Banyan Air Services, Inc
- [STC SA2323WE](https://openairdocs.org/stc/SA2323WE.md): Increase in gross weight and installation of United Aircraft of Canada, Ltd., PT6A-27 or PT6A-34, or PT6A-34AG engines. · Frakes Aviation, Inc
- [STC SA3131SO](https://openairdocs.org/stc/SA3131SO.md): Installation of a Fairchild cockpit voice recorder. · Chalk's International Airlines, Inc
- [STC SA3007SO](https://openairdocs.org/stc/SA3007SO.md): Installation of a pulsed landing light system. · Chalk's International Airlines, Inc
- [STC SA4-1554](https://openairdocs.org/stc/SA4-1554.md): Structure modification to improve access to fuel tanks for stripping and resealing. · Rogerson ATS
- [STC SA7417SW](https://openairdocs.org/stc/SA7417SW.md): Installation of Century Flight Systems Model AK976 automatic flight system consisting of Century 2000 autopilot with1C753-205 yaw damper system. · Century Flight Systems Inc
- [STC SA2208SO](https://openairdocs.org/stc/SA2208SO.md): Fabrication and installation of landing gear indicator proximity switches. · Chalk's International Airlines, Inc
- [STC SA4410SW](https://openairdocs.org/stc/SA4410SW.md): Installation of 17 passenger configuration, seats, emergency exit, and floor modification. · Frakes Aviation, Inc
- [STC SA5845SW](https://openairdocs.org/stc/SA5845SW.md): Avionics Installation. · Frakes Aviation, Inc
- [STC SA1351WE](https://openairdocs.org/stc/SA1351WE.md): Replace existing fabric on wings, fuselage, empennage, and/or control surfaces, with Ceconite101 material. (262A Series -12) · Ceconite Inc
- [STC SA412GL](https://openairdocs.org/stc/SA412GL.md): Installation of Parker Hannifin conversion kit P/N 199-81. · Parker Hannifin Corp
- [STC SA4555SW](https://openairdocs.org/stc/SA4555SW.md): Removal of cabin windows and installation of new double paned windows. · Frakes Aviation, Inc
- [STC SA36NE](https://openairdocs.org/stc/SA36NE.md): Install Edison continuous loop fire detection system. · Armtec Industries, Inc
- [STC SA310EA](https://openairdocs.org/stc/SA310EA.md): Fabrication of new passenger seats and necessary cabin interior modifications. · Aero Trades Inc
- [STC SA292EA](https://openairdocs.org/stc/SA292EA.md): Pump type pneumatic deicer system. · BF Goodrich Airport Operations
- [STC SA3-165](https://openairdocs.org/stc/SA3-165.md): Two 100-ampere Eclipse 30E16-1 generators. · General Motors
- [STC SA3-194](https://openairdocs.org/stc/SA3-194.md): Sonotone sintered-plate Alkaline Nickel-Cadmium battery. · Sherwood George W
- [STC SA3-22](https://openairdocs.org/stc/SA3-22.md): Hull step fairing. · Briggs Manufacturing Company
- [STC SA1-490](https://openairdocs.org/stc/SA1-490.md): Opening in leading edge of right- hand wing for passing light installation. · Aero Trades, Inc

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT m.matched_by, s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model
FROM (
  SELECT stc_number, min(side) AS side, arg_min(matched_by, side) AS matched_by, arg_min(matched_model, side) AS matched_model
  FROM (SELECT stc_number, 1 AS side, 'airframe' AS matched_by, matched_model FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_stc.parquet' WHERE aircraft_model_code = '3951802'
    UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52016')
  GROUP BY stc_number
) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number)
ORDER BY m.side, s.status = 'Current' DESC, s.status_date DESC, s.stc_number
```

This list as a web page: https://openairdocs.org/aircraft/N12YZ/stcs

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