# N37575: Douglas DC-6B, registration cancelled 1971-01-19

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 19, 1971
- Status when cancelled: Valid registration
- Airframe: [Douglas DC-6B](https://openairdocs.org/model/douglas-dc-6b) (registry code 3021712)
- Data sheets: [TCDS 6A4](https://openairdocs.org/tcds/6A4) (OpenAirDocs)
- Serial number: 44899
- Type of aircraft: Fixed wing multi engine
- Certificate issued: May 9, 1956
- Mode S code: A449C9
- Owner when cancelled: [United Air Lines](https://openairdocs.org/faa-owner/UNITED%20AIR%20LINES)
- Location: [Elk Grove Township, IL](https://openairdocs.org/faa-place/IL/Elk%20Grove%20Township)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N37575
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=37575
- Page: https://openairdocs.org/deregistered/N37575-1971-01-19

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Douglas DC-6B: https://openairdocs.org/model/douglas-dc-6b.md

## 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 CHI67I0059](https://openairdocs.org/ntsb/CHI67I0059), Nov 2, 1966: Douglas DC-6B (N37575), Ft.Wayne, IN, incident, minor damage

## Other aircraft with N37575

- [Cancelled 2018-05-30](https://openairdocs.org/deregistered/N37575-2018-05-30): Cessna 310R, S/N 310R1207, built 1977. Sale reported, canceled. Owner: [Crystal, MN](https://openairdocs.org/faa-place/MN/Crystal)

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