Type certificate E-299
Held today by Alvis Limited. It covers 22 models. Last revised March 26, 2007 (revision 6). 1 approved modification build on it.
Models under this certificate 22
Leonides 504/8, Leonides 504/6A, Leonides 502/6A, Leonides 503/6A, Leonides 514/6A, Leonides 514/5A, Leonides 531/8B, Leonides 503/5A, Leonides 514/8, Leonides 514/6, Leonides 504/7A, Leonides 502/8, Leonides 514/7, Leonides 503/7A, Leonides 503/8, Leonides 531/8, Leonides 514/7A, Leonides 514/8A, Leonides 502/5A, Leonides 502/7A, Leonides 514/5, Leonides 504/5A
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 1 · companies holding the most
Source: FAA type certificate data sheets (Dynamic Regulatory System); register counts from the FAA register of October 22, 2026. Connections as data: /graph/certificate/E-299.json.