NTSB CAROL · Event
Event MKC67F0544
Registry · N6439P
FAA Aircraft Registry record.
Make / Model
PIPER PA-24-250
Year of manufacture
1959 · 8 years old at event
Engine
LYCOMING 0-540 SERIES (250 hp)
Seats / Engines
4 seats · 1 engine
Last airworthiness date
19591119
ADS-B equipped
Yes — Mode-S A87401
Registrant of record
WALTER SEAN E
Source: FAA Aircraft Registry (releasable master file).
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
PIPER PA-24 · N6439P
Damage
Substantial
Craft type
Airplane
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
EE
Operator type
D
Airport
FAIRFAX
Kind of flying
B2
Weather at impact
Sky
CLEAR
Aircraft history
Total time
2,184 hrs
Pilot
Certificate
Flight instructor (CFI)
Total hours
650
Age
42
Investigator remarks
PLT TURNED OFF MASTER ELEC SWITCH TO QUIET HORN.
Cause factors
- 64/A/39 A PILOT IN COMMAND FAILED TO ASSURE THE GEAR WAS DOWN AND LOCKED Cause — pilot/personnel action
- 64/A/44 A PILOT IN COMMAND SPONTANEOUS-IMPROPER ACTION Cause — pilot/personnel action
- 88/J/03 J MISCELLANEOUS ACTS,CONDITIONS CHECKLIST-FAILED TO USE Joint 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 1177.
Source file
NTSB_1967_3_1177.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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