N121MR — 1985 Robinson Helicopter R22 ALPHA
DeregisteredChecked against FAA & NTSB records · as of Jul 18, 2026
N121MR appears in 2 NTSB accident records (most recent 2016, minor injuries). Registration and accident data compiled from public FAA and NTSB records as of Jul 18, 2026.
Aircraft record
- Serial number
- 0496
- Manufacturer
- Robinson Helicopter
- Model
- R22 ALPHA
- Year
- 1985
- Category
- Rotorcraft
- Engine
- Ama/expr Unknown Eng
- Registration
- Deregistered
Accident & incident history
The pilot's failure to maintain main rotor revolutions per minute (RPM) during a pinnacle landing, which resulted in a main rotor stall condition, a loss of control, and a subsequent impact with terrain. A contributing factor was the flight instructor's failure to monitor the main rotor RPM during the pinnacle landing.
The pilot's selection of unsuitable terrain for landing, which resulted in a tailrotor strike.
Registration timeline
Ownership and registration events for this airframe (the 1985 Robinson Helicopter R22 ALPHA).
- Apr 4, 2018deregistered — Castor Aviation Ltd
Frequently asked
- Has N121MR been in an accident?
- Yes. N121MR appears in 2 NTSB accident records, the most recent in 2016.
- What kind of aircraft is N121MR?
- N121MR is a 1985 Robinson Helicopter R22 ALPHA (rotorcraft), serial number 0496.
The full N121MR report
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- Full NTSB investigation narratives for all 2 records — the complete text, not just the cause line
- Pre-buy question list generated from this aircraft’s actual records
- Complete registration & deregistration timeline, print-ready
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