# STCs approved under this data sheet: TCDS LTC-11 A list on [TCDS LTC-11](https://openairdocs.org/tcds/LTC-11.md). Current certificates first, most recently changed first. - [STC SA4503NM](https://openairdocs.org/stc/SA4503NM.md): Remove original cloth covering and install Ceconite covering · Ceconite Division of Poly-Fiber Inc. - [STC SA04776NY](https://openairdocs.org/stc/SA04776NY.md): The HIPEC Covering and Finishing System must be performed and maintained · HIPEC Aircraft Coatings Inc. - [STC SA01734SE](https://openairdocs.org/stc/SA01734SE.md): Application of Stewart Systems synthetic fabric covering system to aircraft fuselage, wings, tail surfaces, control surfaces and related parts. · Andrew D. Humphrey - [STC SA3239CH](https://openairdocs.org/stc/SA3239CH.md): Installation of modified propeller blades · Tri-State Aviation, Inc - [STC SA02930NY](https://openairdocs.org/stc/SA02930NY.md): Installation of Insight Instrument Corporation Graphic Engine Monitor (GEM 610C) models G3, G2, and G1 and 1200C model G4 as primary Cylinder Head Temperature (CHT), Exhaust Gas Temperature (EGT), and Turbine Inlet Temperature (TIT) Instruments · Insight Instrument Corporation - [STC ST334CH](https://openairdocs.org/stc/ST334CH.md): Installation of Superflite 102 fabric. · Aviation Products Systems Inc. - [STC SA1129SW](https://openairdocs.org/stc/SA1129SW.md): Installation of Mitchell Century II autopilot and radio coupler. · Commuter Air Technology Inc - [STC SA1315WE](https://openairdocs.org/stc/SA1315WE.md): Installation of Mixture Monitor (exhaust gas temperature probe, gage and selector) in accordance with Delta Products Part Lists A-192 and A-193, or in accordance with Tri-Star Corporation Mixture Monitor Installation Instructions dated December 9, 1981, or later FAA approved revision and/or Drawing List MM-127 dated November 15, 1981, or later FAA approved revision in aircraft models listed in Master Eligibility List P-80-A-6 revised March 29, 1968, copy attached, or later FAA approved revision. · Universal Corporation - [STC SA02719CH](https://openairdocs.org/stc/SA02719CH.md): Installation of a Packard built Rolls Royce V-1650-9A engine · Roush Industries - [STC SA241CH](https://openairdocs.org/stc/SA241CH.md): Install Ceconite 101 fabric. · Aviation Products Systems Inc. - [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 SA09275AC-D](https://openairdocs.org/stc/SA09275AC-D.md): Installation of S-TEC System 65 Two Axis Automatic Flight Guidance System, Model ST-665. · S-TEC Corporation - [STC SA526CH](https://openairdocs.org/stc/SA526CH.md): Install a 35 gallon auxiliary fuel tank into the right wing gun/ammo bay. (ARMY P-51D SN 45-11540-N) · Michaels James A - [STC SA3124SW-D](https://openairdocs.org/stc/SA3124SW-D.md): Installation of Mitchell Automatic Flight System Model AK594 consisting of Century III Autopilot with Optional Radio Coupler and Glide Slope Coupler · Century Flight Systems Inc - [STC SA3125SW-D](https://openairdocs.org/stc/SA3125SW-D.md): Installation of Mitchell Automatic Flight System Model AK595 consisting of Century IIB Autopilot with Optional Radio Coupler · Century Flight Systems Inc - [STC SA3126SW-D](https://openairdocs.org/stc/SA3126SW-D.md): Installation of Mitchell Automatic Flight System Model AK596 consisting of Century I Autopilot with Optional Omni Tracker · Century Flight Systems 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 SA726SO](https://openairdocs.org/stc/SA726SO.md): Installation of Bendix M4C automatic flight control system(autopilot). Subsequent installation on other aircraft of the same model shall require flight tests to show compliance with LTC specification No. L-11-3 and CAR 9.3(a). · Skytel Aviation, Inc - [STC SA2151WE](https://openairdocs.org/stc/SA2151WE.md): Installation of Elevator and Aileron Electric Trim Tab System · Robert J Bleeg - [STC SA2351WE](https://openairdocs.org/stc/SA2351WE.md): Installation of elevator and aileron electric trim tab system · Robert J Bleeg - [STC SA1748WE](https://openairdocs.org/stc/SA1748WE.md): Installation of Packard-built Rolls Royce V-1650-9A engine. · Aero Sports Inc - [STC SA1182WE](https://openairdocs.org/stc/SA1182WE.md): Rolls Royce V-1650-9A engine and Aeroproducts A542/H20-162-29M5 propeller. · Baker Vern - [STC SA179SO](https://openairdocs.org/stc/SA179SO.md): Baggage compartment door, left side, stations 168 to 200. · Cavalier Aircraft Corporation - [STC SA180SO](https://openairdocs.org/stc/SA180SO.md): 60-gallon wing bladder tanks. · Cavalier Aircraft Corporation - [STC SA3-413](https://openairdocs.org/stc/SA3-413.md): Radio navigational system, Omni/ILS glide slope and marker · MARS Electronic Div - [STC SA4-1529](https://openairdocs.org/stc/SA4-1529.md): Ceconite 101 covering of rudder. · Cooper Engineering Corporation - [STC SA4-647](https://openairdocs.org/stc/SA4-647.md): Application of glass cloth to rudder. · Glasco-Air Products - [STC SA621SO](https://openairdocs.org/stc/SA621SO.md): Vertical stabilizer extended upward approximately 13 inches. · Cavalier Aircraft Corporation ## 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 FROM 'https://openairdocs.org/data/latest/faa_stc.parquet' s WHERE s.stc_number IN (SELECT stc_number FROM 'https://openairdocs.org/data/latest/faa_stc_model.parquet' WHERE tcds_number = 'LTC-11') ORDER BY s.status = 'Current' DESC, s.status_date DESC, s.stc_number ``` This list as a web page: https://openairdocs.org/tcds/LTC-11/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.