# N843MB: 1942 Douglas DC3

- Status: Valid registration
- Airframe: [Douglas DC3](https://openairdocs.org/model/douglas-dc3) (registry code 3021401, 32 seats)
- Engine: [Pratt & Whitney R-1830 series](https://openairdocs.org/engine/pratt-whitney-r-1830-series) (registry code 52020)
- Serial number: 17218
- Year built: 1942
- Type: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Standard, transport
- Airworthiness date: February 24, 1986
- Certificate issued: May 15, 2009
- Expires: April 30, 2030
- Mode S code: AB8C13
- Registered owner: [Basler Turbo Conversions LLC](https://openairdocs.org/faa-owner/BASLER%20TURBO%20CONVERSIONS%20LLC)
- Location: [Oshkosh, WI](https://openairdocs.org/faa-place/WI/Oshkosh)
- Owner type: LLC
- Owner's area on the map: 43.9441° N, 88.5348° W: Placed by OpenAirDocs at the center of ZIP code 54902, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=843MB
- Page: https://openairdocs.org/aircraft/N843MB

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-1830 model are included.

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

### Matched by airframe (Douglas DC3)

None in force.

### Matched by engine (Pratt & Whitney R-1830 series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N843MB.

## FAA accident and incident reports

None matched to N843MB.

## 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 Douglas DC3 aircraft: https://openairdocs.org/model/douglas-dc3/aircraft.md
- The Pratt & Whitney R-1830 series engine: https://openairdocs.org/engine/pratt-whitney-r-1830-series.md

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