Type certificate A-814
Held today by Vickers-Armstrongs (Aircraft Limited). It covers 3 models. Last revised February 12, 1981 (revision 22). 23 approved modifications build on it.
Models under this certificate 3
Viscount 810, Viscount 744, Viscount 745D
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 23 · companies holding the most
Source: FAA type certificate data sheets (Dynamic Regulatory System); register counts from the FAA register of October 7, 2026. Connections as data: /graph/certificate/A-814.json.