# N2121U: Brantly B-2A, registration cancelled 1971-01-04

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 4, 1971
- Status when cancelled: Valid registration
- Airframe: [Brantly B-2A](https://openairdocs.org/model/brantly-b-2a) (registry code 1440504)
- Data sheets: [TCDS 2H2](https://openairdocs.org/tcds/2H2) (OpenAirDocs)
- Serial number: 169
- Type of aircraft: Rotorcraft
- Certificate issued: November 17, 1965
- Mode S code: A1C37E
- Owner when cancelled: [Earl T Frischkorn](https://openairdocs.org/faa-owner/EARL%20T%20FRISCHKORN)
- Location: [Jacob, IL](https://openairdocs.org/faa-place/IL/Jacob)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N2121U
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=2121U
- Page: https://openairdocs.org/deregistered/N2121U-1971-01-04

From the FAA registry file of October 31, 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 Brantly B-2A: https://openairdocs.org/model/brantly-b-2a.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 CHI67A0020](https://openairdocs.org/ntsb/CHI67A0020), Aug 7, 1966: Brantly B-2 (N2121U), Jacob, IL, destroyed

## Other aircraft with N2121U

- [Registered now](https://openairdocs.org/aircraft/N2121U): Werner Berntried Max LONG EZ, S/N BW002, built 1989

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