We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.
Airframe & engine
FAA Registry + type data
Airframe
Manufacturer
Mcdonnell Douglas Helicopter
Model
600N
Serial number
RN045
Aircraft type
Rotorcraft
Category
Land
Certification
Type Certificated
Seats
6
Engines
1
Max takeoff weight
Up to 12,499 lb
Type certificate data sheet
H3WE
Mode S code
AA054B
Engine
Make and model
Allison 250-C47
Type
Turbo-shaft
Power
600 hp
Total time and engine hours aren't public. They appear here once the owner adds logbooks.
Ownership history
Ownership history from FAA records
2019 – 2022Cobra Aviation Services LLCOklahoma City, OK
Individual owners are shown by city and state only.
Safety record
NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 2026 · SDRs · Oct 16, 2026
NTSB events (2)
Accident · destroyed
Jul 20, 2020 · San Andreas, CA
The failure of the output shaft of the overrunning clutch inner race due to frictional overheating of the shaft, which resulted from the failure of the output bearing’s stainless-steel grease seal.
These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.
No ADs published since 1998 matched this airframe or engine model.
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (1)
Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.
Engine · engine · failedJul 27, 2020
THE FRONT PASSENGER AND I DETECTED THE SMELL OF SMOKE IN THE FRONT OF THE CABIN AND SAW SMOKE RISING FROM UNDER THE FORWARD SEAT AREA. FROM APPROXIMATELY 250FT AGL I BEGAN TO MAKE A RAPID DECENT TO A SUITABLE AREA TO LAND ALONG THE ROAD. WHILE MAKING A POWER-ON APPROACH TO THE CLEARING THE…
From FAA Service Difficulty Reports; matched by N-number and serial number.