Atlas / NTSB / FTW79FPJ26

NTSB CAROL · Event

Event FTW79FPJ26

1979-06-22 ELK CITY, Oklahoma, United States Minor 1 aircraft Status: Completed

Aircraft involved

N90453 Hiller UH12L4 Minor

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

HILLER UH12L4 · N90453

Damage

Substantial

Craft type

Balloon

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

EG

Operator type

Personal/private

Kind of flying

B0

Weather at impact

Sky

CLEAR

Wind

180° / 10 kt

Temp

75° F

Aircraft history

Serial number

000000002503

Total time

1,537 hrs

Pilot

Certificate

Flight instructor (CFI)

Total hours

3,290

Age

37

Investigator remarks

PLT STATED MAIN ROTOR CLUTCH SLIPPED.

Cause factors

78/A/BJ A
ROTORCRAFT CLUTCH ASSEMBLY Cause — pilot/personnel action
88/A/47 A
MISCELLANEOUS ACTS,CONDITIONS IMPROPER ALIGNMENT/ADJUSTMENT 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 1579. Source file NTSB_1979_3_1579.txt. Modern CAROL record on data.ntsb.gov ↗.

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