NTSB CAROL · Event
Event CHI68F0351
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
BEECH D50A · N510H
Damage
Substantial
Craft type
Airplane
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
EE
Operator type
E
Airport
GEN.MITCHELL
Kind of flying
DD
Weather at impact
Sky
UNKNOWN/NOT REPORTED
Wind
270° / 15 kt
Aircraft history
Total time
2,935 hrs
Pilot
Certificate
Flight instructor (CFI)
Total hours
4,100
Age
27
Probable cause (from PRE1982.MDB)
NG RETAINER FAILED.32 HRS SINCE ANNUAL INSPECTION.
Investigator remarks
NOSE GEAR ACTUATOR ROTATED IMPROPERLY WHEN BEARI
Cause factors
- 70/A/CB A AIRFRAME NORMAL RETRACTION/EXTENSION ASSEMBLY Cause — pilot/personnel action
- 70/A/CC A AIRFRAME EMERGENCY/EXTENSION ASSEMBLY Cause — pilot/personnel action
- 88/A/CD A MISCELLANEOUS ACTS,CONDITIONS JAMMED Cause — pilot/personnel action
- 88/A/80 A MISCELLANEOUS ACTS,CONDITIONS LACK OF LUBRICATION-SPECIFIC PART,NOT SYSTEM Cause — pilot/personnel action
- 68/A/D6 A PERSONNEL INADEQUATE MAINTENANCE AND INSPECTION Cause — pilot/personnel action
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 3640.
Source file
NTSB_1967_3_3640.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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