NTSB CAROL · Event
Event UNK64X4161
Aircraft involved
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
STINSON 10A · N36701
Damage
Substantial
Craft type
Airplane
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
D1
Operator type
D
Airport
PEMBERTON
Kind of flying
B0
Weather at impact
Sky
CLEAR
Pilot
Certificate
Commercial — instrument
Total hours
473
Age
38
Probable cause (from PRE1982.MDB)
PLUG BLEW OUT.
Investigator remarks
NO.2 CYLINDER REAR SPARK PLUG THREADS FAILED AND
Cause factors
- 74/C/AD C POWERPLANT CYLINDER ASSEMBLY 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 3034.
Source file
NTSB_1964_3_3034.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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