# N37DH: 1991 Huiatt Forrest D RV-4

- Status: Valid registration
- Airframe: [Huiatt Forrest D RV-4](https://openairdocs.org/model/huiatt-forrest-d-rv-4) (registry code 05608X3, 2 seats)
- Serial number: 520
- Year built: 1991
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Certificate issued: August 27, 2024
- Expires: August 31, 2031
- Mode S code: A431C5
- Registered owner: [Huiatt Jeffrey N](https://openairdocs.org/faa-owner/HUIATT%20JEFFREY%20N)
- Location: [Tacoma, WA](https://openairdocs.org/faa-place/WA/Tacoma)
- Owner type: Individual
- Owner's area on the map: 47.2513° N, 122.5374° W: Placed by OpenAirDocs at the center of ZIP code 98465, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=37DH
- Page: https://openairdocs.org/aircraft/N37DH

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Huiatt Forrest D RV-4)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N37DH.

## NTSB investigations on N37DH not matched to an aircraft (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 OAK79FA005](https://openairdocs.org/ntsb/OAK79FA005), Oct 24, 1978: Lear Jet 24D (N37DH), Las Vegas, NV, substantial damage

## FAA accident and incident reports

None matched to N37DH.

## Reports on N37DH not matched to an aircraft (1)

They name N37DH, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Accident 19781024043709A](https://openairdocs.org/incident/19781024043709A), Oct 24, 1978: Lear 24D (N37DH), Las Vegas, NV, Substantial damage. Prem rotation aft V1 eng cut.PIC had only one Y1 eng cut prior to.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Huiatt Forrest D RV-4 aircraft: https://openairdocs.org/model/huiatt-forrest-d-rv-4/aircraft.md

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