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No. of STCs: 5

STC Holder: Electro-Coatings Inc Channelcromium Division P.O. Box 428, Grapevine, TX 76051, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE26WE	Status: Historical	App Date:	Rev Date:
Description: Piston ring 250000, 250000+2W and250000+10W on Continental E Series piston 534895, O-470 piston 534895, 626992 and 537883 and IO-470 piston534895.
TC Nos.: 3E1, 3E3, E-269, E-273
Models: Teledyne Continental MotorsIO-470 Series, IO-470 Series, O-470 Series, O-470 Series, TSIO-470 Series
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Electro-Coatings Inc Channelcromium Division P.O. Box 428, Grapevine, TX 76051, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE26WE	Status: Historical	App Date:	Rev Date: 01/01/1960
Description: Piston ring 250000, 250000+2W and250000+10W on Continental E Series piston 534895, O-470 piston 534895, 626992 and 537883 and IO-470 piston534895.
TC Nos.: 3E1, 3E3, E-269, E-273
Models: Teledyne Continental MotorsIO-470 Series, IO-470 Series, O-470 Series, O-470 Series, TSIO-470 Series
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Electro-Coatings Inc 1401 Park Avenue, Emeryville, CA 94608, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE31WE	Status: Historical	App Date:	Rev Date:
Description: Piston rings 251822, 251824, and251825 on Pratt & Whitney R-985 piston 27056.
TC Nos.: 5E-1, E-123
Models: Pratt & Whitney DivisionR-985 Series, Wasp Jr. Series
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Electro-Coatings Inc 1401 Park Avenue, Emeryville, CA 94608, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE31WE	Status: Historical	App Date:	Rev Date: 01/01/1960
Description: Piston rings 251822, 251824, and251825 on Pratt & Whitney R-985 piston 27056.
TC Nos.: 5E-1, E-123
Models: Pratt & Whitney DivisionR-985 Series, Wasp Jr. Series
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Electro-Coatings Inc Channelcromium Division P.O. Box 428, Grapevine, TX 76051, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE34WE	Status: Historical	App Date:	Rev Date: 03/14/1968
Description: Installation of Electro-Coatings, Inc., piston rings on Continental pistons.
TC Nos.: Miscellaneous
Models: MiscellaneousMiscellaneous
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140