Type certificate ATC 600
Held today by Fairchild Industries INC.. It covers 2 models; about 242 aircraft on the U.S. register are built to it. 7 FAA orders name its designs, and 5 approved modifications build on it.
Models under this certificate 2
24 C8ES, 24 C8E
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 7 · newest first
1946-12-3146-40-01 · Fuel Tank Selector Valve Placard · engine
46-21-01 · Landing Gear Universal Joints · landing gear
46-40-02 · Oleo Tube Reinforcement · other and general
47-21-01 · Starter Relay Terminal Wire · engine
47-21-02 · 20-Ampere Landing Light Fuse · electrical power
47-21-03 · Rudder Cable Turnbuckles · flight controls
47-50-09 · Landing Gear Fittings · landing gear
Approved modifications 5 · 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/ATC 600.json.