Type certificate AL-33
Held today by Tennessee Gas Transmission Company, earlier by Martin-Marietta Corporation. It covers 1 model. Last revised July 14, 1959 (revision 1). 5 approved modifications build on it.
Models under this certificate 1
B-26C
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 5 · companies holding the most
Source: FAA type certificate data sheets (Dynamic Regulatory System); register counts from the FAA register of October 20, 2026. Connections as data: /graph/certificate/AL-33.json.