# N727A: 1943 Boeing PT-17

- Status: Valid registration
- Airframe: [Boeing PT-17](https://openairdocs.org/model/boeing-pt-17) (registry code 1380136, 2 seats)
- Engine: [Lycoming R680-4P-B4](https://openairdocs.org/engine/lycoming-r680-4p-b4) (registry code 41542)
- Serial number: 75-8438
- Year built: 1943
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: September 27, 1979
- Certificate issued: September 3, 2026
- Expires: September 30, 2033
- Mode S code: A9BD8D
- Registered owner: [Loprinze Aviation LLC](https://openairdocs.org/faa-owner/LOPRINZE%20AVIATION%20LLC)
- Location: [Nashua, NH](https://openairdocs.org/faa-place/NH/Nashua)
- Owner type: LLC
- Owner's area on the map: 42.7821° N, 71.5184° W: Placed by OpenAirDocs at the center of ZIP code 03063, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=727A
- Page: https://openairdocs.org/aircraft/N727A

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 (Boeing PT-17)

None in force.

### Matched by engine (Lycoming R680-4P-B4)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N727A.

## FAA accident and incident reports

None matched to N727A.

## 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 Boeing PT-17 aircraft: https://openairdocs.org/model/boeing-pt-17/aircraft.md
- The Lycoming R680-4P-B4 engine: https://openairdocs.org/engine/lycoming-r680-4p-b4.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.