- Date
- December 9, 1965
- Place
- Refugio, TX · REFUGIO, TX
- Injuries
- 2 uninjured
- Damage
- Substantial damage
- Phase of flight
- Enroute
- Aircraft
- N73902Bell 47J-2
- Status
- Completed · report April 21, 1966
- Report
- Brief approved by the director
- Case key
- 174995
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 ---------------------------------------------------------------------------------------------------------------------------- 2-1005 65/12/9 REFUGIO TEX BELL 47J-2 CR- 0 0 1 COMMERCIAL COMMERCIAL, AGE 34, 1500 TIME - 1445 N73902 PX- 0 0 1 OTHER TOTAL HOURS, 900 IN TYPE, DAMAGE-SUBSTANTIAL OT- 0 0 0 NOT INSTRUMENT RATED. TYPE OF ACCIDENT PHASE OF OPERATION PROPELLER/ROTOR FAILURE: TAIL ROTOR IN FLIGHT: OTHER HARD LANDING LANDING: POWER-OFF AUTOROTATIVE LANDING PROBABLE CAUSE(S) ROTORCFT-IMPROPERLY ASSEMBLED PINION SHAFT & GEAR MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: TAIL ROTOR DRIVE SHAFT ASSEMBLY PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL) FACTOR(S) PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: SUBSTANDARD QUALITY CONTROL EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND DIRECTIONAL CONTROL PROBLEM SUSPECTED MECHANICAL DISCREPANCY REMARKS- FATIGUE FAILURE,T/R PINION SHAFT.HERDING CATTLE.
Aircraft
- Registration
- N73902
- Reported as
- Bell 47J-2
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Substantial damage
N73902Registration cancelled Jul 9, 2012 · Bell 47J-2Airframe modelBell 47J-2Engine modelLycoming VO-540 series
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.
Other investigations on N73902 · 1
Matched to the same aircraft by N-number and date.