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Atlas / NTSB / CHI72FEE03

NTSB CAROL · Event

Event CHI72FEE03

1971-07-14 ROCKFORD, Illinois, United States None 1 aircraft Status: Completed

Registry · N721K

FAA Aircraft Registry record.

Make / Model

GULFSTREAM AEROSPACE GVIII-G700

Year of manufacture

2025

Engine

ROLLS DEUT BR700-730B214

Seats / Engines

9 seats · 2 engines

Last airworthiness date

20250415

ADS-B equipped

Yes — Mode-S A9A824

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

BEECH 65-90 · N721K

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

EE

Operator type

Business

Airport

GREATER ROCKFORD

Kind of flying

B3

Weather at impact

Sky

CLEAR

Wind

330° / 4 kt

Aircraft history

Serial number

0000000LJ-43

Total time

4,284 hrs

Pilot

Certificate

GA (GA)

Total hours

4,350

Age

31

Probable cause (from PRE1982.MDB)

SSEMBLY FAILED,ALLOWED DOWEL PINS TO JAM ACTUATOR.

Investigator remarks

LND WITH R GR PARTIALLY EXTENDED. BRAZE IN NUT A

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/95 A
    MISCELLANEOUS ACTS,CONDITIONS MATERIAL FAILURE Cause — pilot/personnel action
  • 88/J/AH J
    MISCELLANEOUS ACTS,CONDITIONS PREVIOUS DAMAGE 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 1190. Source file NTSB_1971_3_1190.txt. Modern CAROL record on data.ntsb.gov ↗.