Atlas / NTSB / MKC67A0078

NTSB CAROL · Event

Event MKC67A0078

1967-06-10 WEST PLAINS, Missouri, United States Serious 1 aircraft Status: Completed

Aircraft involved

N2813B Bell 47G-2 Serious

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

BELL 47G-2 · N2813B

Damage

Destroyed

Craft type

Balloon

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

DG

Operator type

Part 135 (air taxi/commuter)

Kind of flying

CA

Weather at impact

Sky

CLEAR

Aircraft history

Total time

6,519 hrs

Pilot

Certificate

Commercial

Total hours

1,675

Age

29

Probable cause (from PRE1982.MDB)

ME SLIPPAGE-CLUTCH SHOES/DRUM.103HRS SINCE ANNUAL.

Investigator remarks

FAILURE OF ROTOR BLADE ROTATION,RPM,DUE TO EXTRE

Cause factors

78/C/BJ C
ROTORCRAFT CLUTCH ASSEMBLY Cause
68/C/D0 C
PERSONNEL IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL) 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 2 0952. Source file NTSB_1967_2_0952.txt. Modern CAROL record on data.ntsb.gov ↗.

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