Type certificate 2A10
Held today by Lavia Argentina S.A. (Laviasa). It covers 3 models; about 455 aircraft on the U.S. register are built to it. Last revised July 14, 2021 (revision 29). 24 FAA orders name its designs, and 127 approved modifications build on it.
Models under this certificate 3
PA-25, PA-25-235, PA-25-260
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 24 · newest first
2015-06-032015-08-04 · Wings · landing gear
2014-01-1499-01-05 R1 · Wings · landing gear
2007-05-182007-08-07 · Horizontal stabilizer · airframe structure
2006-07-112006-12-07 · ECi cylinder assemblies · engine
2006-03-102006-03-08 · Vacuum pumps · instruments and avionics
2001-12-282001-23-17 · GNS 430 units · instruments and avionics
2000-01-1399-26-05 · Induction Air Filter · airframe structure
1999-02-0899-01-05 · Wing Lift Struts or Forks · landing gear
Approved modifications 127 · 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/2A10.json.