# NTSB LAX83LA261: Cessna 401A, N6293Q, North Las Vegas, NV, June 1, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 1, 1983, 14:49 local (21:49 UTC)
- Place: North Las Vegas, NV
- Coordinates: 36.180412, -115.169502 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=36.1804&lon=-115.1695&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 6 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 23733
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX83LA261
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/23733/pdf
- Page: https://openairdocs.org/ntsb/LAX83LA261

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Main gear collapsed, landing - flare/touchdown
  - landing gear,main gear - failure,total (cause)

## Analysis

THE ACFTS MAIN LANDING GEAR COLLAPSED DURING LANDING TOUCHDOWN. AFTER THE RIGHT MAIN GEAR COLLAPSED THE ACFT VEERED TO THE RIGHT AND CAME TO REST ABOUT 600 FT BEYOND THE THRESHOLD AND 90 FT NORTHWEST OF THE RWY EDGE. AN FAA INSPECTOR SAID 'IT APPEARS THAT AN ADJUSTING SCREW (P/N 0841113-1) ON THE RETRACTION LINKAGE FAILED. THIS CAUSED THE RIGHT MAIN GEAR TORETRACT AND SHEAR A BOLT (P/N NAS 46404-26) ON THE BELLCRANK ASSEMBLY.' ACCORDING TO A CESSNA REPRESENTATIVE THE FAILURECOULD BE THE RESULT OF WEAR OR MISRIGGING. THE COMPANY OWNING AND OPERATING THE ACFT CEASED FLT OPERATIONS ABOUT SIX MONTHS AFTER THE ACCIDENT.

## Aircraft

- Registration: [N6293Q](https://openairdocs.org/deregistered/N6293Q-2013-08-19), registration cancelled 2013-08-19, S/N 401A0093, built 1969 (OpenAirDocs)
- Reported make and model: CESSNA 401A
- Registry model: [Cessna 401A](https://openairdocs.org/model/cessna-401a) (registry code 207590D) (OpenAirDocs)
- Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 401A0093
- Airframe hours: 6824
- Engines: CONTINENTAL TSIO-520-E 300 horsepower reciprocating
- Damage: Substantial damage
- Flight: Part 135
- Operator: Abba Industries Inc., doing business as Abba Industries Inc.
- Registered owner: Abba Industries Inc.
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, May 27, 1983, 18 hours before
- Departed: SNA, SANTA ANA, CA
- Destination: VGT, NORTH LAS VEGAS, NV
- Flight plan: IFR
- Airport: VGT, North Las Vegas, runway 22, 3,270 × 65 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 36; flight instructor, airline transport, commercial; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: left; flight hours: 4,021 total, 743 in this make and model, 3,990 as pilot in command, 182 in the last 90 days, 7 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 170° at 29 knots
- Visibility: 20 statute miles
- Lowest ceiling: none
- Temperature: 84 °F
- Altimeter: 29.00 inHg

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19830601022039A](https://openairdocs.org/incident/19830601022039A), Jun 1, 1983: Cessna 401A, North Las Vegas, NV, Substantial damage. Adjusting screw on right main gear retraction linkage failed. Pn 08411131. Landing gear collapsed on touchdown.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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