# NTSB ANC82DA047: Cessna 402B, N5718M, Grayling, AK, June 9, 1982

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: June 9, 1982, 10:20 local (18:20 UTC)
- Place: Grayling, AK
- Location: 62.8921° N, 160.0664° W: Placed by OpenAirDocs at GRAYLING (KGX), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=62.8921&lon=-160.0664&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report June 9, 1983
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 70893
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC82DA047
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/70893/pdf
- Page: https://openairdocs.org/ntsb/ANC82DA047

## Analysis

THE LEFT MAIN LANDING GEAR COLLAPSED DURING LANDING ROLLOUT. PART OF THE LANDING GEAR SYSTEM FAILED IN SHEAR OVERSTRESS.

## Sequence of events

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

- Main gear collapsed, landing - roll
  - reason for occurrence undetermined (cause)
  - landing gear,main gear - overload

## Aircraft

- Registration: [N5718M](https://openairdocs.org/deregistered/N5718M-2013-04-23), registration cancelled 2013-04-23, S/N 402B0354, built 1973 (OpenAirDocs)
- Reported make and model: CESSNA 402B
- Registry model: [Cessna 402B](https://openairdocs.org/model/cessna-402b) (registry code 207590P) (OpenAirDocs)
- Registry engine: [Continental TSIO-520 series](https://openairdocs.org/engine/continental-tsio-520-series) (registry code 17040, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 402B0354
- Airframe hours: 1059
- Engines: CONTINENTAL TSIO-520-EB 300 horsepower reciprocating
- Damage: Substantial damage
- Flight: Business, Part 91
- Operator: Federal Aviation Administratio
- Registered owner: Terry & Francis Yager
- Departed: BETHEL, AK
- Destination: GRAYLING, AK
- Flight plan: VFR
- Airport: KGX, Grayling, runway 33, 2,500 × 100 ft, gravel

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 47; airline transport, flight instructor; airplane ratings: multi-engine land, single-engine sea, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--w/ waivers/lim; flight hours: 5,522 total, 104 in this make and model, 5,272 as pilot in command, 10 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 30 statute miles
- Temperature: 133 °F

## 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 19820609071089A](https://openairdocs.org/incident/19820609071089A), Jun 9, 1982: Cessna 402B, Grayling, AK, Substantial damage. Left main landing gear collapsed on landing roll. Bell crank assembly failed from overstress. Time stress unknown.

## Other investigations on N5718M (3)

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.

- [NTSB ANC88FA111](https://openairdocs.org/ntsb/ANC88FA111), Aug 18, 1988: Cessna 402B (N5718M), Mt. Torbet, AK, substantial damage, 2 fatal
- [NTSB ANC88IA013](https://openairdocs.org/ntsb/ANC88IA013), Oct 26, 1987: Cessna 402B (N5718M), Cordova, AK, incident, minor damage
- [NTSB ANC75AA060](https://openairdocs.org/ntsb/ANC75AA060), Feb 28, 1975: Cessna 402B (N5718M), Barrow, AK, substantial damage

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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