Type certificate R0011DE
Held today by Billings Flying Service INC.. It covers 2 models; about 6 aircraft on the U.S. register are built to it. Last revised August 28, 2023 (revision 7). 3 FAA orders name its designs, and 5 approved modifications build on it.
Models under this certificate 2
CH-47D, T55-GA-714A
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 3 · newest first
2024-10-282024-20-05 · Flight control systems · flight controls
2022-01-042021-23-06 · Rotor flight controls · flight controls
2018-09-172018-16-11 · Main Rotor Head · rotorcraft systems
Approved modifications 5 · 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/R0011DE.json.