N4QX — 1971 Md Helicopters Inc 369HM
DeregisteredChecked against FAA & NTSB records · as of Jul 28, 2026
N4QX appears in 1 NTSB accident record (most recent 2018, 2 fatalities). Registration and accident data compiled from public FAA and NTSB records as of Jul 28, 2026.
Aircraft record
- Serial number
- 610209M
- Manufacturer
- Md Helicopters Inc
- Model
- 369HM
- Year
- 1971
- Category
- Rotorcraft
- Engine
- Rolls-royc 250-c20
- Registration
- Deregistered
Accident & incident history
A loss of engine power due to snow or ice ingestion at an altitude that was insufficient to allow for engine re-ignition. Contributing to the accident were conditions, including altitude and flat light conditions, that precluded a successful autorotation to the field.
Registration timeline
Ownership and registration events for this airframe (the 1971 Md Helicopters Inc 369HM).
- Aug 17, 2021deregistered — Vista I Inc
Frequently asked
- Has N4QX been in an accident?
- Yes. N4QX appears in 1 NTSB accident record, the most recent in 2018.
- What kind of aircraft is N4QX?
- N4QX is a 1971 Md Helicopters Inc 369HM (rotorcraft), serial number 610209M.
- Has N4QX been in a fatal accident?
- An NTSB record for N4QX (CEN18FA074) is classified with a fatal highest injury level.
The full N4QX report
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- Full NTSB investigation narratives for all 1 record — 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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