- Date
- December 7, 1972
- Place
- Harlingen, TX · HARLINGEN, TX
- Injuries
- 2 uninjured
- Damage
- Substantial damage
- Phase of flight
- Landing
- Aircraft
- N7923JBell 47G-5
- Status
- Completed · report March 31, 1973
- Report
- Brief approved by the director
- Case key
- 169342
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.
On this page
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 ---------------------------------------------------------------------------------------------------------------------------- 3-3762 72/12/7 HARLINGEN,TEX BELL 47G-5 CR- 0 0 2 INSTRUCTIONAL ATP,FLIGHT INSTR., AGE TIME - 1200 N7923J PX- 0 0 0 DUAL 46, 10500 TOTAL HOURS, 80 DAMAGE-SUBSTANTIAL OT- 0 0 0 IN TYPE, NOT INSTRUMENT RATED. NAME OF AIRPORT - HARLINGEN DEPARTURE POINT INTENDED DESTINATION HARLINGEN,TEX LOCAL TYPE OF ACCIDENT PHASE OF OPERATION HARD LANDING LANDING: POWER-OFF AUTOROTATIVE LANDING PROBABLE CAUSE(S) PILOT IN COMMAND - INADEQUATE SUPERVISION OF FLIGHT DUAL STUDENT - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M. DUAL STUDENT - IMPROPER OPERATION OF FLIGHT CONTROLS FACTOR(S) MISCELLANEOUS ACTS,CONDITIONS - SIMULATED CONDITIONS REMARKS- T/R HIT GRND ON PRACTICE AUTOROTATION FROM 500FT
Aircraft
- Registration
- N7923J
- Reported as
- Bell 47G-5
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Substantial damage
- Airport
- Harlingen
N7923JRegistration cancelled Oct 31, 2017 · Bell 47G-5Airframe modelBell 47G-5Engine modelLycoming VO-435 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 N7923J · 4
Matched to the same aircraft by N-number and date.
NTSB LAX95LA216Accident · No injuriesLimited investigationFinal reportCoalinga, CAclutch slippage for undetermined reasons. A factor in the accident was the helicopter's low above ground altitude, which limited the pilot's time and ability to recover main rotor rpm.NTSB OAK78DVG52Accident · No injuriesClosedNapa, CANTSB OAK74DVD28Accident · No injuriesClosedStockton, CANTSB FTW73DRG47Accident · No injuriesClosedHarlingen, TX