Models
MD Helicopters aircraft in the FAA registry
MD Helicopters, LLC is an American aerospace manufacturer known for light utility helicopters used in commercial and military applications. The company was originally a subsidiary of Hughes Aircraft until 1984, when McDonnell Douglas acquired it and renamed it McDonnell Douglas Helicopter Systems. Following the merger of McDonnell Douglas with Boeing, the entity became MD Helicopters in 1999.
According to the FAA registry data as of 2026-10-16, there are 136 aircraft listed under the manufacturer name "MCDONNELL DOUGLAS HELICOPTER." Of these, 131 have valid registrations. All 136 aircraft are classified as rotorcraft, and 135 are powered by turboshaft engines. The fleet consists of 107 standard airworthiness class aircraft, six experimental, and four multiple class. The majority of these aircraft were built between 1983 and 2007, with half constructed in 1992 or earlier.
The most registered model is the 369E, with 83 aircraft in the registry. Built between 1983 and 1998, the 369E seats four passengers. The next most common model is the 500N, with 27 registered aircraft built between 1992 and 1998, also seating four. The 600N follows with 14 aircraft, built between 1997 and 2000, with a capacity for six seats. Nine MD 900 aircraft are registered; these were built between 1993 and 1996 and seat eight. One AH-64DHA and one 520N are also listed.
Geographically, Delaware has the highest number of registrations with 19 aircraft, followed by California and Arizona with 12 each. The Type Certificate Data Sheets (TCDS) for the primary models are held by MD Helicopters LLC. TCDS H3WE covers the 369E, 500N, and 600N models. TCDS H19NM covers the MD 900 model.
The FAA registry also lists aircraft under the name "MD HELICOPTERS INC," which accounts for 144 aircraft. Each model has its own page with specifications and the type certificate data sheet, and every aircraft has a registration record by N-number.
The FAA registry also lists this company's aircraft as MD HELICOPTERS INC.
Figures from the FAA registry file as of Oct 16, 2026. Company background: Wikipedia, MD Helicopters.