# N521GC: 2023 L Branden Culp RANS S-21

- Status: Valid registration
- Airframe: [L Branden Culp RANS S-21](https://openairdocs.org/model/l-branden-culp-rans-s-21) (registry code 05641EN, 2 seats)
- Engine: [Titan IO-340](https://openairdocs.org/engine/titan-io-340) (registry code 59690)
- Serial number: 10190070
- Year built: 2023
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Rans Designs Inc S-21 OUTBOUND
- Airworthiness: Experimental, amateur built
- Airworthiness date: March 22, 2023
- Certificate issued: April 9, 2025
- Expires: April 30, 2032
- Mode S code: A68D3E
- Owner type: Co-owned
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=521GC
- Page: https://openairdocs.org/aircraft/N521GC

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (L Branden Culp RANS S-21)

None in force.

### Matched by engine (Titan IO-340)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N521GC.

## FAA accident and incident reports

None matched to N521GC.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other L Branden Culp RANS S-21 aircraft: https://openairdocs.org/model/l-branden-culp-rans-s-21/aircraft.md
- The Titan IO-340 engine: https://openairdocs.org/engine/titan-io-340.md

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