Type certificate H19NM
Held today by MD Helicopters LLC, earlier by Mcdonnell Douglas Helicopter Systems\Md Helicopter INC.. It covers 1 model; about 11 aircraft on the U.S. register are built to it. Last revised August 5, 2022 (revision 10). 37 FAA orders name its designs, and 59 approved modifications build on it.
Models under this certificate 1
MD900
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 37 · newest first
2022-04-202022-05-10 · Cabin Equipment/Furnishings · cabin, seats and restraints
2017-09-252017-17-03 · Main Rotor Head · rotorcraft systems
2014-08-202014-16-01 · Main Rotor Head · rotorcraft systems
2013-12-052013-20-16 · Main rotor blade retention bolts · rotorcraft systems
2013-03-152013-03-03 · Tail rotor blades · rotorcraft systems
2012-11-272012-21-01 · Equipment/furnishing system wiring · rotorcraft systems
2011-12-132011-22-08 · Tube adapter · flight controls
2011-08-012011-14-05 · Main Rotor Head · rotorcraft systems
Approved modifications 59 · 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/H19NM.json.