Type certificate A26NM
Held today by William e. Lamon, earlier by Dehavilland. It covers 2 models; about 105 aircraft on the U.S. register are built to it. Last revised June 18, 2014 (revision 7). 5 FAA orders name its designs, and 13 approved modifications build on it.
Models under this certificate 2
DHC-1B-2-S3, DHC-1B-2-S5
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 5 · newest first
2022-03-212022-03-15 · Fuel Quantity Indicator · fuel system
2010-10-072010-18-12 · Flight controls · flight controls
2003-10-102003-17-16 · Tailplane Attachment Brackets and Engine Mount · engine
2003-04-252003-05-05 · Steel Fuselage Center-Section Tie Bar · airframe structure
2003-04-252003-05-06 · Structural Integrity · airframe structure
Approved modifications 13 · 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/A26NM.json.