Type certificate 1A21
Held today by Dynac Aerospace Corporation, earlier by Sl Industries\Christen Industries, Aero Commander\Christen Industries, Sl Industries\Volaire\Christen Industries, Sl Industries\Aero Commander\Christen Industries. It covers 5 models. Last revised August 11, 1989 (revision 11). 132 approved modifications build on it.
Models under this certificate 5
Aero Commander 100A, Volaire 10, Aero Commander 100, Aero Commander 100-180, Volaire 10A
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 0 · newest first
None in the current files.
Approved modifications 132 · 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/1A21.json.