Event OAK78DVM49

1978-09-23 WATSONVILLE, California, United States None 1 aircraft Status: Completed

Aircraft involved

N1450 BENSON B8M None

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

BENSON B8M · N1450

Damage

Substantial

Craft type

I

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

D1

Operator type

D

Kind of flying

B0

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

Z

Total time

180 hrs

Pilot

Certificate

Commercial — instrument

Age

68

Investigator remarks

VW ENGINE HAD BROKEN #3 PISTON.

Cause factors

74/C/AE C
POWERPLANT PISTON,PISTON RINGS Cause
88/C/95 C
MISCELLANEOUS ACTS,CONDITIONS MATERIAL FAILURE 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 2514. Source file NTSB_1978_3_2514.txt. Modern CAROL record on data.ntsb.gov ↗.

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