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Atlas / NTSB / UNK65X1051

NTSB CAROL · Event

Event UNK65X1051

1964-12-19 HARBOR SPRGS, Michigan, United States None 1 aircraft Status: Completed

Registry · N431P

FAA Aircraft Registry record.

Make / Model

BELL HELICOPTER TEXTRON CANADA 407

Year of manufacture

2008

TCDS

H2SW · BELL HELICOPTER TEXTRON CANADA LTD

Engine

ROLLS-ROYC 250-C47B (650 hp)

Seats / Engines

8 seats · 1 engine

Last airworthiness date

20080905

ADS-B equipped

Yes — Mode-S A5281A

Registrant of record

PHI HEALTH LLC

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

BEECHRAFT C45H · N431P

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dusk

Weather

VMC

Phase of flight

EE

Operator type

Personal/private

Airport

HARBOR SPRINGS

Kind of flying

B0

Weather at impact

Sky

OVERCAST

Wind

140° / 8 kt

Temp

18° F

Aircraft history

Total time

3,371 hrs

Pilot

Certificate

Commercial

Total hours

6,403

Age

44

Cause factors

  • 64/A/25 A
    PILOT IN COMMAND IMPROPER LEVEL OFF 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 3714. Source file NTSB_1964_3_3714.txt. Modern CAROL record on data.ntsb.gov ↗.