Atlas / NTSB / LAX81FVD43

NTSB CAROL · Event

Event LAX81FVD43

1981-09-08 BRENTWOOD, California, United States Minor 1 aircraft Status: Completed

Registry · N62392

FAA Aircraft Registry record.

Make / Model

HILLER UH-12E

Year of manufacture

1964 · 17 years old at event

TCDS

4H11 · SIAM HILLER HOLDINGS INC

Engine

LYCOMING VO-540 SERIES (310 hp)

Seats / Engines

4 seats · 1 engine

Last airworthiness date

19900405

ADS-B equipped

Yes — Mode-S A82510

Registrant of record

CRAWFORD JAMES B JR

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N62392 HILLER ACFT UH-12E Minor

Historical record (pre-1982)

NTSB recorded this accident in the pre-1982 coded-field schema — structured fields rather than free-text narrative. Decoded codes use established NTSB single-letter taxonomies; cause factors remain verbatim pending the Form 6120.4 codebook lookup.

Aircraft

HILLER ACFT UH-12E · N62392

Damage

Substantial

Craft type

Balloon

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

DK

Operator type

Part 135 (air taxi/commuter)

Kind of flying

CA

Weather at impact

Sky

CLEAR

Temp

50° F

Aircraft history

Serial number

000000001591

Total time

4,351 hrs

Pilot

Certificate

Commercial

Total hours

2,030

Age

30

Probable cause (from PRE1982.MDB)

LED FM FATIGUE,LOST DIRECTIONAL CTL.

Investigator remarks

BEVEL GEAR,PN 25211-5,IN TAIL ROTOR GEAR BOX FAI

Cause factors

78/C/BH C
ROTORCRAFT TAIL ROTOR GEAR BOX Cause
88/C/36 C
MISCELLANEOUS ACTS,CONDITIONS FATIGUE FRACTURE Cause

Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table). Each row shows the raw triplet, modifier (Cause / Factor / etc.), category, and specific code.

Source: NTSB pre-1982 historical archive. Docket 3 3016. Source file NTSB_1981_3_3016.txt. Modern CAROL record on data.ntsb.gov ↗.

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