# Dayton-Wright DH-4

- Type: Aircraft model (FAA registry)
- Registry code: 2801921
- Manufacturer (registry): DAYTON-WRIGHT CO
- Model: DH-4
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · Reciprocating
- Seats: 2
- Weight class: Up to 12,499 lb
- Certification: Not type certificated
- Registered aircraft: 0
- Page: https://openairdocs.org/model/dayton-wright-dh-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 (1)

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 ERA20CA168](https://openairdocs.org/ntsb/ERA20CA168), May 2, 2020: Dayton-Wright DH-4 (N32517), Bowling Green, KY, substantial damage. Probable cause: A primary control (aileron) system anomaly that progressively worsened during a test flight that resulted in a loss of control. The reason for the anomaly was not determined due to impact 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 20200502006089A](https://openairdocs.org/incident/20200502006089A), May 2, 2020: Dayton-Wright Co DH-4 (N32517), Bowling Green, KY, Substantial damage. The aircraft had been performing its first flight since being re-built. The pilot took-off from the grass next to the runway. As the aircraft climbed-out, the…

## The same model under other registry codes

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

- [Century DH-4](https://openairdocs.org/model/century-dh-4): 2 registered aircraft, registry code 05630NT
- [U S Post Office Dept DH-4](https://openairdocs.org/model/u-s-post-office-dept-dh-4): 0 registered aircraft, registry code 056373R
- [Dehavilland DH-4](https://openairdocs.org/model/dehavilland-dh-4): 0 registered aircraft, registry code 2801923
- [Fisher Body Works DH-4](https://openairdocs.org/model/fisher-body-works-dh-4): 0 registered aircraft, registry code 2801925
- [Delackner Helicopters DH4](https://openairdocs.org/model/delackner-helicopters-dh4): 0 registered aircraft, registry code 2850202

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