# N731: 1937 Boeing A75, registration cancelled 2016-05-12

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 12, 2016
- Exported to: United Kingdom
- Status when cancelled: Valid registration
- Airframe: [Boeing A75](https://openairdocs.org/model/boeing-a75) (registry code 1380108)
- Engine: [Lycoming R680-4P-B4](https://openairdocs.org/engine/lycoming-r680-4p-b4) (registry code 41542)
- Data sheets: [TCDS A-743](https://openairdocs.org/tcds/A-743) (OpenAirDocs)
- Serial number: 75045
- Year built: 1937
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Airworthiness date: March 1, 1956
- Certificate issued: July 27, 2011
- Last registry action: April 18, 2014
- Mode S code: A9CEC1
- Owner when cancelled: [Pumba Investments LLC](https://openairdocs.org/faa-owner/PUMBA%20INVESTMENTS%20LLC)
- Location: [Greenwich, CT](https://openairdocs.org/faa-place/CT/Greenwich)
- Owner type: Corporation
- Owner's area on the map: 41.0376° N, 73.6243° W: Placed by OpenAirDocs at the center of ZIP code 06830, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N731
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=731
- Page: https://openairdocs.org/deregistered/N731-2016-05-12

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 Boeing A75: https://openairdocs.org/model/boeing-a75.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 OAK75IP019](https://openairdocs.org/ntsb/OAK75IP019), Nov 17, 1974: Boeing 747 (N731), Honolulu, HI, incident, minor damage

## Other aircraft with N731

- [Cancelled 1951-11-23](https://openairdocs.org/deregistered/N731-1951-11-23): Cessna T-50, S/N 6526. Owner: [Maryland Airlines Co Inc](https://openairdocs.org/faa-owner/MARYLAND%20AIRLINES%20CO%20INC), [Easton, MD](https://openairdocs.org/faa-place/MD/Easton)
- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N731-undated): Avro 504K, S/N 1. Owner: [Binghampton White Truck Co](https://openairdocs.org/faa-owner/BINGHAMPTON%20WHITE%20TRUCK%20CO), [Binghampton, NY](https://openairdocs.org/faa-place/NY/Binghampton)

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