- Date
- May 13, 1974
- Place
- Las Vegas, NV · LAS VEGAS, NV
- Injuries
- 1 minor, 1 uninjured
- Damage
- Substantial damage
- Phase of flight
- Enroute
- Aircraft
- N9631FHughes 269C
- Status
- Completed · report July 15, 1974
- Report
- Brief approved by the director
- FAA report
- 19740513012879A
- Case key
- 124785
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.
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NTSB brief
NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.
---------------------------------------------------------------------------------------------------------------------------- FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA F S M/N PURPOSE ---------------------------------------------------------------------------------------------------------------------------- 3-1486 74/5/13 LAS VEGAS,NEV HUGHES 269C CR- 0 0 2 MISCELLANEOUS COMMERCIAL, AGE 27, 454 TIME - 1641 N9631F PX- 0 0 0 POLICE PATROL TOTAL HOURS, 271 IN TYPE, DAMAGE-SUBSTANTIAL OT- 0 0 0 NOT INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION LAS VEGAS,NEV LOCAL TYPE OF ACCIDENT PHASE OF OPERATION ENGINE FAILURE OR MALFUNCTION IN FLIGHT: NORMAL CRUISE HARD LANDING LANDING: POWER-OFF AUTOROTATIVE LANDING PROBABLE CAUSE(S) POWERPLANT - ENGINE STRUCTURE: VALVE ASSEMBLIES MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE MISCELLANEOUS - EVASIVE MANEUVER TO AVOID COLLISION COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND REMARKS- NR 3 EXHST VALVE FAILED.PLT FLARED PREMATURELY TO AVOID CHILDREN ON BALL FLD.
Aircraft
- Registration
- N9631F
- Reported as
- Hughes 269C
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Substantial damage
Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.
FAA reports on this event · 1
The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.