Type certificate 1A10
Held today by Piper Aircraft INC.. It covers 6 models; about 1,316 aircraft on the U.S. register are built to it. Last revised September 15, 2021 (revision 53). 76 FAA orders name its designs, and 570 approved modifications build on it.
Models under this certificate 6
PA-23-250, PA-23-160, PA-23-235, PA-E23-250, PA-23-250 (Navy UO-1), PA-23
On this site
The data sheet on the FAA's site: the approved engines and propellers, weights, speeds and limits for each model.
FAA orders on these designs 76 · newest first
2022-03-212022-03-15 · Fuel Quantity Indicator · fuel system
2022-01-252021-25-11 · Horizontal Stabilizer Structure · airframe structure
2017-08-282017-15-05 · Air Conditioning · engine
2016-01-122015-24-05 · PLACARDS AND MARKINGS; Interior Placards · fuel system
2011-11-032009-13-06 R1 · Doors · airframe structure
2009-07-242009-13-06 · Nose baggage door · airframe structure
2006-07-112006-12-07 · ECi cylinder assemblies · engine
2006-03-102006-03-08 · Vacuum pumps · instruments and avionics
Approved modifications 570 · companies holding the most
Source: FAA type certificate data sheets (Dynamic Regulatory System); register counts from the FAA register of October 5, 2026. Connections as data: /graph/certificate/1A10.json.