Type certificate 1E10

Held today by Lycoming Engines, earlier by Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming, Textron Lycoming. It covers 89 models; about 16,751 aircraft on the U.S. register are built to the designs it names. Last revised May 4, 2020 (revision 29). 54 FAA orders name its designs, and 61 approved modifications build on it.