# N423DW: 2004 Duffy Jim/Wagner Phil VANS RV-4

- Status: Valid registration
- Airframe: [Duffy Jim/Wagner Phil VANS RV-4](https://openairdocs.org/model/duffy-jim-wagner-phil-vans-rv-4) (registry code 05617NO, 2 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 3621
- Year built: 2004
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Vans Aircraft Inc RV-4
- Airworthiness: Experimental, amateur built
- Airworthiness date: October 7, 2004
- Certificate issued: May 12, 2011
- Expires: May 31, 2027
- Mode S code: A50724
- Registered owner: [Wagner Phillip W](https://openairdocs.org/faa-owner/WAGNER%20PHILLIP%20W)
- Location: [Morgan, UT](https://openairdocs.org/faa-place/UT/Morgan)
- Owner type: Individual
- Owner's area on the map: 41.0243° N, 111.6629° W: Placed by OpenAirDocs at the center of ZIP code 84050, within about 11 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=423DW
- Page: https://openairdocs.org/aircraft/N423DW

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 (Duffy Jim/Wagner Phil VANS RV-4)

None in force.

### Matched by engine (Amateur-built UNKNOWN ENG)

None in force.

## Information bulletins (advisory)

None matched.

## 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 SEA07CA083](https://openairdocs.org/ntsb/SEA07CA083), Mar 24, 2007: Duffy/Wagner Vans RV-4 (N423DW), Ogden, UT, substantial damage. Probable cause: The pilot's inadequate fuel management resulting in a loss of engine power due to fuel starvation. A contributing factor was the lack of suitable terrain for the forced landing.

## 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 20070324003359A](https://openairdocs.org/incident/20070324003359A), Mar 24, 2007: Amtr VANSRV4 (N423DW), Ogden, UT, Substantial damage. (-23) Pilot did not verify fuel required for the flight with reserve prior to takeoff.

## 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 Duffy Jim/Wagner Phil VANS RV-4 aircraft: https://openairdocs.org/model/duffy-jim-wagner-phil-vans-rv-4/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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