# Whigham GW-4

- Type: Aircraft model (FAA registry)
- Registry code: 0562981
- Manufacturer (registry): WHIGHAM
- Model: GW-4
- Aircraft type: Glider
- Category: Glider
- Engines: None
- Seats: 1
- Weight class: Up to 12,499 lb
- Cruise speed: 60 mph
- Certification: Not type certificated
- Registered aircraft: 0
- Page: https://openairdocs.org/model/whigham-gw-4

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 LAX92LA290](https://openairdocs.org/ntsb/LAX92LA290), Jul 9, 1992: Whigham GW-4 (N3705), Warner Springs, CA, substantial damage. Probable cause: THE PILOT'S INADEQUATE PREFLIGHT PLANNING AND PREPARATION. CONTRIBUTING TO THIS ACCIDENT WAS THE DOWNDRAFTS AND MOUNTAINOUS TERRAIN.
- [NTSB LAX74DUG25](https://openairdocs.org/ntsb/LAX74DUG25), Nov 23, 1973: Whigham GW-4 (N3705), Elsinore, CA, substantial damage

## FAA accident and incident reports (1)

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 19920709024529A](https://openairdocs.org/incident/19920709024529A), Jul 9, 1992: Amtrpu GW4A (N3705), Warner Springs, CA, Substantial damage. Ran out of lift soaring in mountainous area. Unable clear ridge to airpot due to downdraft. Crashed on landing.

## The same model under other registry codes

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

- [Grudicate Autogiro GW-4](https://openairdocs.org/model/grudicate-autogiro-gw-4): 0 registered aircraft, registry code 05602N6

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