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OAK69D0047

1968-05-27 · ARROYO GRANDE, California, United States · None · 1 aircraft · Status: Completed

Current FAA registration · N5301V

Make / Model
HILLER UH-12B
Year of manufacture
1953 · 15 years old at event
Engine
FRANKLIN 6V-335 SERIES (200 hp)
Seats / Engines
4 seats · 1 engine
Last airworthiness date
19921125
ADS-B equipped
Yes — Mode-S A6B2FC

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Historical record (pre-1982 coded fields)

Aircraft
HILLER 12B · N5301V
Damage
Substantial
Craft type
Balloon
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
D1
Operator type
Part 135 (air taxi/commuter)
Kind of flying
CB

Weather at impact

Sky
CLEAR
Wind
310° / 10 kt
Temp
75° F

Aircraft history

Total time
4,964 hrs

Pilot

Certificate
Commercial
Total hours
6,000
Age
41

Probable cause (from PRE1982.MDB)

ARDAN JOINT.SUCCESSFUL AUTOROTATIVE LDG.

Investigator remarks

FATIGUE FAILURE OF CENTERING PIN,P/N24527-1,OF C

Cause factors

  • 78/A/BG A
    ROTORCRAFT TAIL ROTOR DRIVE SHAFT ASSEMBLY Cause — pilot/personnel action
  • 88/A/36 A
    MISCELLANEOUS ACTS,CONDITIONS FATIGUE FRACTURE Cause — pilot/personnel action

Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table).

Source: NTSB pre-1982 historical archive. Docket 3 2188. Source file NTSB_1968_3_2188.txt. Modern CAROL record on data.ntsb.gov ↗.

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