N666BH is not currently registered. It was last assigned to a Robinson Helicopter R22 MARINER built in 1991. The FAA cancelled the registration on August 11, 2010 when the aircraft was exported to Italy. The last status on file was "sale reported". The number has been on and off the register 2 times.
Robinson Helicopter R22 MARINER cancelled August 11, 2010
- Serial number
- 1945M
- Type
- Rotorcraft · Piston (reciprocating)
- Year built
- 1991
- Last status
- Sale reported
- Exported to
- Italy
- Certificate issued
- —
- Last FAA action
- May 12, 2010
- Last owner
- Sale Reported (Individual)
L Aquila, - Airworthiness
- Standard · Normal
Cessna 172M cancelled date not given
- Serial number
- 17265670
- Type
- Fixed-wing, single engine · Four-cycle piston
- Year built
- —
- Last status
- Triennial registration form was mailed and has not been returned by the Post Office
- Certificate issued
- —
- Last FAA action
- —
- Last owner
- Withheld
- Airworthiness
- None on file
NTSB accident and incident record under N666BH
Aircraft on the NTSB record: Robinson R22 · serial 1945M
an in-flight collision with the ground during a simulated engine failure, and autorotation, which resulted in the tailboom separating. A contributing factor in this accident was the pilot allowed the rotor rpm to decay which resulted in inadequate rotor rpm to cushion the helicopter onto the ground.
Aircraft on the NTSB record: Cessna 172M · serial 17265670
A tail number passes between aircraft over the years; match the serial number on the NTSB record against the airframe above. Source: NTSB aviation accident database, records through September 30, 2026.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this number on the FAA site