# Davidson-Thorp T-18

- Type: Aircraft model (FAA registry)
- Registry code: 89510GN
- Manufacturer (registry): DAVIDSON-THORP
- Model: T-18
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · Reciprocating
- Seats: 2
- Weight class: Up to 12,499 lb
- Cruise speed: 97 mph
- Certification: Not type certificated
- Registered aircraft: 0
- Page: https://openairdocs.org/model/davidson-thorp-t-18

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft

None registered with this model now.

## NTSB investigations (2)

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 LAX04LA033](https://openairdocs.org/ntsb/LAX04LA033), Nov 2, 2003: Davidson-Thorpe T-18 (N66MY), Coalinga, CA, substantial damage. Probable cause: the pilot's improper recovery from a bounced landing, and hi failure to maintain directional control during landing rollout.
- [NTSB LAX90DUQ01](https://openairdocs.org/ntsb/LAX90DUQ01), Jan 6, 1990: Davidson Throp T-18 (N66MY), Camarillo, CA, substantial damage. Probable cause: PILOTS FAILURE TO MAINTAIN DIRECTIONAL CONTROL WHILE LANDING IN A CROSSWIND.

## FAA accident and incident reports (3)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20031102027379A](https://openairdocs.org/incident/20031102027379A), Nov 2, 2003: Amtr T18 (N66MY), Coalinga, CA, Substantial damage. (-23) After landing on runway 32 at Harris ranch (3O8), Coalinga, California, N66MY, a davidson-thorp T-18 veered off the left side of the runway into a dirt…
- [Accident 19900106000159A](https://openairdocs.org/incident/19900106000159A), Jan 6, 1990: Amtrth THORPT18 (N66MY), Camarillo, CA, Substantial damage. Lost control landing in crosswind,skidded 200 feet,sheared off VASI light and flipped over.
- [Incident 19871123075599I](https://openairdocs.org/incident/19871123075599I), Nov 23, 1987: Amtrth THORPT18 (N66MY), Santa Paula ___, CA, Minor damage. Lost directional control of aircraft on rollout. Left runway. Struck two parked aircraft.

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Thorp T-18](https://openairdocs.org/model/thorp-t-18): 4 registered aircraft, registry code 89510T7
- [Thorp T-18](https://openairdocs.org/model/thorp-t-18): 3 registered aircraft, registry code 89510T8
- [Thorp T-18](https://openairdocs.org/model/thorp-t-18): 2 registered aircraft, registry code 89510T3
- [Thorp T-18](https://openairdocs.org/model/thorp-t-18): 2 registered aircraft, registry code 89510TC
- [Thorp T-18](https://openairdocs.org/model/thorp-t-18): 2 registered aircraft, registry code 89510TD
- [Thorp T-18](https://openairdocs.org/model/thorp-t-18): 2 registered aircraft, registry code 89510TF
- [Thorp T-18](https://openairdocs.org/model/thorp-t-18): 2 registered aircraft, registry code 89510UB
- [Ranck Amos D T-18](https://openairdocs.org/model/ranck-amos-d-t-18): 1 registered aircraft, registry code 056076Q
- [Parker Don T-18](https://openairdocs.org/model/parker-don-t-18): 1 registered aircraft, registry code 056162H
- [Henning Ray C T-18](https://openairdocs.org/model/henning-ray-c-t-18): 1 registered aircraft, registry code 056245D
- [Johnston Coyt E T-18](https://openairdocs.org/model/johnston-coyt-e-t-18): 1 registered aircraft, registry code 05624BU
- [Eversmeyer Larry D T-18](https://openairdocs.org/model/eversmeyer-larry-d-t-18): 1 registered aircraft, registry code 05624ZP

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