Type certificate P52GL
Held today by Hartzell Propeller INC.. It covers 4 models. Last revised April 1, 2003 (revision 6). 4 approved modifications build on it.
Models under this certificate 4
HC-C4YN-2, HC-C4YR-2, HC-C4YF-1, HC-C4YF-2
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 4 · 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/P52GL.json.