Type certificate 6A2
Held today by The Boeing Company, earlier by Douglas Aircraft CO., INC.. It covers 3 models. Last revised September 27, 2010 (revision 9). 21 approved modifications build on it.
Models under this certificate 3
R4D-8Z, R4D-8, Super DC-3
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 21 · 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/6A2.json.