# N436DF: Grumman S-2A, registration cancelled 1974-07-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 17, 1974
- Status when cancelled: Valid registration
- Airframe: [Grumman S-2A](https://openairdocs.org/model/grumman-s-2a) (registry code 3951010)
- Serial number: U136533
- Type of aircraft: Fixed wing multi engine
- Certificate issued: January 4, 1974
- Mode S code: A539B9
- Owner when cancelled: [California Department Of Conservation](https://openairdocs.org/faa-owner/CALIFORNIA%20DEPARTMENT%20OF%20CONSERVATION)
- Location: [Sacramento, CA](https://openairdocs.org/faa-place/CA/Sacramento)
- Owner type: Government
- The mark today: https://openairdocs.org/aircraft/N436DF
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=436DF
- Page: https://openairdocs.org/deregistered/N436DF-1974-07-17

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 Grumman S-2A: https://openairdocs.org/model/grumman-s-2a.md

## Other aircraft with N436DF

- [Registered now](https://openairdocs.org/aircraft/N436DF): Marsh S-2F3AT, S/N 152337, built 2001
- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N436DF-undated): Grumman S2F-1, S/N 052

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