Type certificate TC 616
Held today by Lockheed Aircraft Corporation. It covers 1 model; about 15 aircraft on the U.S. register are built to it. Last revised October 14, 1936 (revision 0). 1 FAA order name its designs, and 32 approved modifications build on it.
Models under this certificate 1
12-A (Army UC-40; UC-40A; Navy JO-1; JO-2)
On this site
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 1 · newest first
1993-09-0293-14-12 · Crewmember Protective Breathing Equipment Units · other and general
Approved modifications 32 · 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/TC 616.json.