# N3DL: 1974 Longmire SP-4, registration cancelled 1977-11-18

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 18, 1977
- Status when cancelled: Valid registration
- Airframe: [Longmire SP-4](https://openairdocs.org/model/longmire-sp-4) (registry code 0565316)
- Serial number: 1974-1
- Year built: 1974
- Type of aircraft: Fixed wing single engine
- Certificate issued: February 18, 1975
- Mode S code: A31AF6
- Owner when cancelled: [Longmire Delmar L](https://openairdocs.org/faa-owner/LONGMIRE%20DELMAR%20L)
- Location: [Albuquerque, NM](https://openairdocs.org/faa-place/NM/Albuquerque)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N3DL
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3DL
- Page: https://openairdocs.org/deregistered/N3DL-1977-11-18

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 Longmire SP-4: https://openairdocs.org/model/longmire-sp-4.md

## Other aircraft with N3DL

- [Registered now](https://openairdocs.org/aircraft/N3DL): N3dl CCX-2300, S/N CCX-2300-0010, built 2020
- [Cancelled 2013-09-27](https://openairdocs.org/deregistered/N3DL-2013-09-27): Lintz David C DCL-1, S/N 196, built 1990. Registration expired, pending cancellation. Owner: [Lintz David C](https://openairdocs.org/faa-owner/LINTZ%20DAVID%20C), [Spencerport, NY](https://openairdocs.org/faa-place/NY/Spencerport)

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