Type certificate 7A13
Held today by General Atomics Aerotec Systems GMBH, earlier by Dornier-Werke Gmbh\Ruag Aerospace Services GMBH. It covers 2 models; about 7 aircraft on the U.S. register are built to it. Last revised September 28, 2021 (revision 7). 17 FAA orders name its designs, and 49 approved modifications build on it.
Models under this certificate 2
Do 28 B-1, Do 28 A-1
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 17 · newest first
2022-03-212022-03-15 · Fuel Quantity Indicator · fuel system
1990-11-1390-21-06 · Engine Mount · engine
1989-03-1089-04-04 · Center of Gravity Station Guide Line · other and general
1989-03-0389-03-15 · Horizontal Tail Rivets · airframe structure
1985-03-2277-14-17 R1 · Fuel and Oil Hose · other and general
1982-12-2782-26-04 · Autopilot Actuators · flight controls
1979-07-1179-13-06 · Engine Fire System · engine
1976-06-1576-11-04 · Electrical Cable Insulation · electrical power
Approved modifications 49 · 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/7A13.json.