# N12599: 1934 Cessna C-34

- Status: Valid registration
- Airframe: [Cessna C-34](https://openairdocs.org/model/cessna-c-34) (registry code 2070702, 4 seats)
- Engine: [Warner SS40&50](https://openairdocs.org/engine/warner-ss40-50) (registry code 64503)
- Data sheets: [TCDS ATC 573](https://openairdocs.org/tcds/ATC%20573) (Cessna Aircraft Company) (OpenAirDocs)
- Serial number: 254
- Year built: 1934
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: August 12, 1954
- Certificate issued: July 15, 2026
- Expires: July 31, 2033
- Mode S code: A069FA
- Registered owner: [Ala Doble Flying Collection](https://openairdocs.org/faa-owner/ALA%20DOBLE%20FLYING%20COLLECTION)
- Location: [Livermore, CA](https://openairdocs.org/faa-place/CA/Livermore)
- Owner type: Corporation
- Owner's area on the map: 37.7505° N, 121.7492° W: Placed by OpenAirDocs at the center of ZIP code 94551, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=12599
- Page: https://openairdocs.org/aircraft/N12599

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 (Cessna C-34)

None in force.

### Matched by engine (Warner SS40&50)

None in force.

## Information bulletins (advisory)

None matched.

## 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 MKC71DDM03](https://openairdocs.org/ntsb/MKC71DDM03), Jul 5, 1970: Cessna C-34 (N12599), Pennock, MN, substantial damage

## FAA accident and incident reports

None matched to N12599.

## 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) (3)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Cessna C-34)

- [STC SA04652CH](https://openairdocs.org/stc/SA04652CH): To allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specification. Swift Fuels LLC
- [STC SA01757WI](https://openairdocs.org/stc/SA01757WI): To allow the use of UL91 or UL94 (minimum) grade aviation fuel. Swift Fuels LLC
- [STC SA01831WI](https://openairdocs.org/stc/SA01831WI): To allow the use of UL91 (minimum) grade aviation fuel. Petersen Aviation Inc

## Related

- Other Cessna C-34 aircraft: https://openairdocs.org/model/cessna-c-34/aircraft.md
- The Warner SS40&50 engine: https://openairdocs.org/engine/warner-ss40-50.md

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