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Atlas / NTSB / MKC66F0332

NTSB CAROL · Event

Event MKC66F0332

1965-11-08 MINNEAPOLIS, Minnesota, United States None 1 aircraft Status: Completed

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

AERO CMDR 520 · N5574V

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

EE

Operator type

Business

Airport

WOLD-CHAMBERLAIN

Kind of flying

B3

Weather at impact

Sky

BROKEN

Wind

360° / 14 kt

Temp

40° F

Aircraft history

Total time

3,793 hrs

Pilot

Certificate

GA (GA)

Total hours

9,500

Age

51

Investigator remarks

DOWN LOCK AND RETRACT ASSY P/N 4730005 FAILED

Cause factors

  • 70/A/CB A
    AIRFRAME NORMAL RETRACTION/EXTENSION ASSEMBLY Cause — pilot/personnel action
  • 70/A/CM A
    AIRFRAME GEAR LOCKING MECHANISM Cause — pilot/personnel action
  • 88/A/36 A
    MISCELLANEOUS ACTS,CONDITIONS FATIGUE FRACTURE Cause — pilot/personnel action
  • 68/A/D6 A
    PERSONNEL INADEQUATE MAINTENANCE AND INSPECTION Cause — pilot/personnel action
  • 88/J/27 J
    MISCELLANEOUS ACTS,CONDITIONS LANDED ON FOAMED RUNWAY 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 3882. Source file NTSB_1965_3_3882.txt. Modern CAROL record on data.ntsb.gov ↗.