# STCs approved for this model: Sharp J-4 A list on [Sharp J-4](https://openairdocs.org/model/sharp-j-4.md). Current certificates first. Page 1 of 2 · 82 STCs - [STC SA00079NY](https://openairdocs.org/stc/SA00079NY.md): Installation of Airwolf remote mounted engine oil filter kit AFC-K008 on single and multi engine fixed wing light aircraft incorporating Teledyne Continental reciprocating engines of 450 horsepower or less. · Airwolf Filter Corporation - [STC SA00081NY](https://openairdocs.org/stc/SA00081NY.md): Installation of Iceman Aviation Supplies, Inc. Carburetor Ice Detector. · Alcor LLC - [STC SA00207AT](https://openairdocs.org/stc/SA00207AT.md): Installation of carbon steel brake discs that have melonite surface treatment, P/N AA-67. · Aviation Products, Inc - [STC SA00344BO PAGE 1](https://openairdocs.org/stc/SA00344BO%20PAGE%201.md): Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. · Whelen Aerospace Technologies - [STC SA00478CH](https://openairdocs.org/stc/SA00478CH.md): Installation of Cooper Superflite 102 Fabric. · Aviation Products Systems Inc. - [STC SA00680SE (5 OF 6](https://openairdocs.org/stc/SA00680SE%20(5%20OF%206.md): Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer. · Electronics International - [STC SA00780SE](https://openairdocs.org/stc/SA00780SE.md): Installation of the True Lock Safety Retention Axle Lock Nut System · True Lock LLC - [STC SA00932SE](https://openairdocs.org/stc/SA00932SE.md): Installation of the Stewart wing tip assembly · Steve Pierce - [STC SA01015SE](https://openairdocs.org/stc/SA01015SE.md): Installation of eligible Alaska Bushwheel, Inc. wheels and TSO-C62d tires · ABI LLC - [STC SA01026SE](https://openairdocs.org/stc/SA01026SE.md): Improved fuel gascolator assembly. · Steve's Aircraft - [STC SA01233SE](https://openairdocs.org/stc/SA01233SE.md): Fabrication and installation of Alaskan Bushwheel LLC tail wheel and fork assembly · ABI, LLC - [STC SA01704LA](https://openairdocs.org/stc/SA01704LA.md): Installation of the Grove Disk Brake System · Grove Aircraft Landing Gear Systems 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 SA01765SE](https://openairdocs.org/stc/SA01765SE.md): Installation of Alaskan Bushwheel TSO-C26d wheels, Part Number (P/N) ABI-1010 · ABI, LLC - [STC SA01944CH (2 OF 2)](https://openairdocs.org/stc/SA01944CH%20(2%20OF%202).md): Modify airplane to fly on unleaded automotive gasoline, 87 minimum antiknock index, per ASTM Specification D-439 or D-4818 of any volatility class, A through E, or 82UL AVGAS per ASTM D-6227. · Experimental Aircraft Association Inc. - [STC SA01967WI (2 OF3)](https://openairdocs.org/stc/SA01967WI%20(2%20OF3).md): Use of GAMI G100UL High Octane Unleaded Avgas · General Aviation Modifications Inc. - [STC SA02002SE](https://openairdocs.org/stc/SA02002SE.md): Installation of vortex generators on the above model aircraft · Micro AeroDynamics Inc - [STC SA02033AT](https://openairdocs.org/stc/SA02033AT.md): Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line. · M-20 Oil Separators LLC - [STC SA02093AK](https://openairdocs.org/stc/SA02093AK.md): Installation of hourmeter airspeed switch. · Avalaska Inc - [STC SA02110CH](https://openairdocs.org/stc/SA02110CH.md): Installation of a Time Trac Data Recorder · P2 Incorporated - [STC SA02212AK](https://openairdocs.org/stc/SA02212AK.md): Replacement of existing landing and/or taxi light reflector and bulbs with high intensity discharge (HID) lighting systems · Seaplanes North LLC - [STC SA02268CH](https://openairdocs.org/stc/SA02268CH.md): Installation of Airwolf Filter Corp. Air Oil Separator · Airwolf Filter Corporation - [STC SA02283SE PAGE 1](https://openairdocs.org/stc/SA02283SE%20PAGE%201.md): Installation of Electronics International Inc. Glass Panel Engine Monitor (with In Flight Data) CGR-30P · Electronics International Inc. - [STC SA02295SE](https://openairdocs.org/stc/SA02295SE.md): Installation of an alternate method of fastening aluminum wing ribs to wood spars · Rainbow Flying Service LLC - [STC SA02386AK](https://openairdocs.org/stc/SA02386AK.md): Replacement of existing landing and/or taxi light reflector and bulbs with Light Emitting Diode (LED) lighting systems · AeroLED's Holding LLC - [STC SA02402SE PAGE 2](https://openairdocs.org/stc/SA02402SE%20PAGE%202.md): Installation of Electronics International Inc. Glass Panel Engine Monitor (with In-Flight Data) CGR-30C · Electronics International Inc. - [STC SA02428AK](https://openairdocs.org/stc/SA02428AK.md): Installation of a hydraulically actuated ski drag assembly · Northern Airframes LLC - [STC SA02520AT](https://openairdocs.org/stc/SA02520AT.md): Installation of M-20 Oil Separator, model 600-WP. · M-20 Oil Separators LLC - [STC SA02525LA](https://openairdocs.org/stc/SA02525LA.md): Installation of Wheel and Brake Assemblies · Game Aerospace LLC - [STC SA02553AK](https://openairdocs.org/stc/SA02553AK.md): Fabrication and installation of a Tail Wheel Anti-Shimmy Dampener · Keller Engineering Group LLC - [STC SA02825NY PAGE 1](https://openairdocs.org/stc/SA02825NY%20PAGE%201.md): Installation of Aerospace Logic Aircraft Instruments · Aerospace Logic Inc. - [STC SA02987CH](https://openairdocs.org/stc/SA02987CH.md): Installation of the Electroair Electronic Ignition System · Electroair Acquisition Corporation - [STC SA03898NY](https://openairdocs.org/stc/SA03898NY.md): Installation and maintenance of ORATEX covering and coating material · Aircraft Design & Certification Ltd - [STC SA04032CH](https://openairdocs.org/stc/SA04032CH.md): Install rocker switch assemblies · Electroair Acquisition Corporation - [STC SA04652CH](https://openairdocs.org/stc/SA04652CH.md): To allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specification · Swift Fuels LLC - [STC SA04776NY (1 OF 2)](https://openairdocs.org/stc/SA04776NY%20(1%20OF%202).md): The HIPEC Covering and Finishing System must be performed and maintained · HIPEC Aircraft Coatings Inc. - [STC SA04837NY](https://openairdocs.org/stc/SA04837NY.md): Installation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lights · AeroLED's Holdings, LLC - [STC SA1008WE](https://openairdocs.org/stc/SA1008WE.md): Installation of Poly-Fiber covering material. · Poly-Fiber Inc. - [STC SA10921SC](https://openairdocs.org/stc/SA10921SC.md): Installation of an alternator and regulator as a replacement to existing OEM generators and mechanical voltage regulators · Hartzell Engine Technologies, LLC - [STC SA126SO](https://openairdocs.org/stc/SA126SO.md): Installation of wing fabric attachment clips. · Arbor Company - [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 SA1455NM](https://openairdocs.org/stc/SA1455NM.md): Installation of a flame proof auxiliary heater-dryer, Model12-1600. · Thermal, Inc - [STC SA1626NM PAGE 2](https://openairdocs.org/stc/SA1626NM%20PAGE%202.md): Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series) · Electronics International - [STC SA2-952](https://openairdocs.org/stc/SA2-952.md): Installation of fiberglass covering. · Razorback Fabrics Inc - [STC SA2190NM PAGE 1](https://openairdocs.org/stc/SA2190NM%20PAGE%201.md): Installation of electronics International Digital Volt/Amp Gauges and Accessories. · Electronics International - [STC SA220SO](https://openairdocs.org/stc/SA220SO.md): Tow bar, release mechanism, and safety tow link. · Fliegen Works Inc. d/b/a Pacific Aerial Tow Hooks - [STC SA2349NM](https://openairdocs.org/stc/SA2349NM.md): Installation of landing gear fueling step. · F Atlee Dodge Aircraft Service - [STC SA2350NM PAGE 1](https://openairdocs.org/stc/SA2350NM%20PAGE%201.md): Installation of Electronics International Inc digital carburetor/outside air temperature gauges · Electronics International - [STC SA2508SO](https://openairdocs.org/stc/SA2508SO.md): Replacement of Cleveland brake discs, No. 164-67 or 164-167, with Appalachian Accessories' stainless steel brake discs, Part No. 73-67. · Aviation Products, Inc - [STC SA262AL](https://openairdocs.org/stc/SA262AL.md): Install 6x6x44 fish pole tube. · F Atlee Dodge Aircraft Service Next page: https://openairdocs.org/model/sharp-j-4/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 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 model_key = 'J4') ORDER BY s.status = 'Current' DESC, s.stc_number ``` This list as a web page: https://openairdocs.org/model/sharp-j-4/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.