# N51876: 1941 Boeing PT-17

- Status: Valid registration
- Airframe: [Boeing PT-17](https://openairdocs.org/model/boeing-pt-17) (registry code 1380136, 2 seats)
- Engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008)
- Serial number: 75-525
- Year built: 1941
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, exhibition
- Airworthiness date: July 3, 2003
- Certificate issued: September 27, 2012
- Expires: September 30, 2028
- Mode S code: A68293
- Registered owner: [Mission Boston D Day LLC](https://openairdocs.org/faa-owner/MISSION%20BOSTON%20D%20DAY%20LLC)
- Location: [Parker, CO](https://openairdocs.org/faa-place/CO/Parker)
- Owner type: LLC
- Owner's area on the map: 39.5108° N, 104.6760° W: Placed by OpenAirDocs at the center of ZIP code 80138, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=51876
- Page: https://openairdocs.org/aircraft/N51876

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. The registry lists only the engine series, so ADs for every Pratt & Whitney R-985 model are included.

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

### Matched by airframe (Boeing PT-17)

None in force.

### Matched by engine (Pratt & Whitney R-985 series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N51876.

## FAA accident and incident reports

None matched to N51876.

## 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.

## Earlier aircraft with N51876

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N51876 before.

- [Cancelled 1955-04-01](https://openairdocs.org/deregistered/N51876-1955-04-01): Fairchild PT-19B, S/N T435202. Owner: [Mcgrath Wm A](https://openairdocs.org/faa-owner/MCGRATH%20WM%20A), [Troy, NY](https://openairdocs.org/faa-place/NY/Troy)

## Related

- Other Boeing PT-17 aircraft: https://openairdocs.org/model/boeing-pt-17/aircraft.md
- The Pratt & Whitney R-985 series engine: https://openairdocs.org/engine/pratt-whitney-r-985-series.md

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