# NTSB MIA83LA033: North American AT-6G, N7618C, Daytona Beach, FL, November 20, 1982

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: November 20, 1982, 15:00 local (20:00 UTC)
- Place: Daytona Beach, FL
- Location: 29.2108° N, 81.0228° W: Placed by OpenAirDocs: center of Daytona Beach, FL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=29.2108&lon=-81.0228&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report November 20, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 70424
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA83LA033
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/70424/pdf
- Page: https://openairdocs.org/ntsb/MIA83LA033

## 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 shock absorbing strut - separation (cause)
  - landing gear,main gear shock absorbing strut - fatigue

## Analysis

DURING LANDING, THE LEFT MAIN LANDING GEAR COLLAPSED. INSPECTION SHOWED THE STRUT HAD SEPARATED IN THE UPPERMOST COMPONENT CONTAINING THE DOWNLOCK EAR THAT IS THREADED INTO THE UPPER BARREL OF THE SHOCK STRUT. EXAMINATION OF THE ASSEMBLY SHOWED EVIDENCE OF A PREVIOUS CRACK AND FATIQUE. THE AIRCRAFT HAD 3912 HOURS IN SERVICE.

## Aircraft

- Registration: [N7618C](https://openairdocs.org/aircraft/N7618C), registered now, S/N 49-3405 (OpenAirDocs)
- Reported make and model: NORTH AMERICAN AT-6G
- Registry model: [North American AT-6G](https://openairdocs.org/model/north-american-at-6g) (registry code 6400434) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 49-3405
- Airframe hours: 3912
- Engines: P & W R-1340 550 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Charles J. Deakins
- Registered owner: Charles J. Deakins
- Departed: DAYTONA BEACH, FL
- Destination: DAYTONA BEACH, FL
- Airport: 44J, Spruce Creek, runway 9, 3,500 × 100 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 41; private; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 3, valid medical--w/ waivers/lim; flight hours: 2,719 total, 82 in this make and model, 33 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 80° at 8 knots
- Visibility: 7 statute miles
- Lowest ceiling: 30,000 ft overcast
- Temperature: 169 °F
- Altimeter: 30.00 inHg
- Observed at: DAB, 6 nm away

## 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 19821120061569A](https://openairdocs.org/incident/19821120061569A), Nov 20, 1982: Namer AT6G, Daytona Beach, FL, Substantial damage. Left main landing gear collapsed on the landing roll. Shock strut attached to down lock failed from metal fatigue.

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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