# N4609F: Robert B Farmer DIAMOND 2.5

- Status: Valid registration
- Airframe: [Robert B Farmer DIAMOND 2.5](https://openairdocs.org/model/robert-b-farmer-diamond-2-5) (registry code 05631JE, 1 seats)
- Serial number: 1408
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Certificate issued: December 19, 2014
- Expires: December 31, 2027
- Mode S code: A59D34
- Registered owner: [Smith Kenneth C](https://openairdocs.org/faa-owner/SMITH%20KENNETH%20C)
- Location: [Big Spring, TX](https://openairdocs.org/faa-place/TX/Big%20Spring)
- Owner type: Individual
- Owner's area on the map: 32.2001° N, 101.5046° W: Placed by OpenAirDocs at the center of ZIP code 79720, within about 18 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4609F
- Page: https://openairdocs.org/aircraft/N4609F

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 (Robert B Farmer DIAMOND 2.5)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N4609F.

## FAA accident and incident reports

None matched to N4609F.

## 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.

## Earlier aircraft with N4609F

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N4609F before.

- [Cancelled 1976-01-14](https://openairdocs.org/deregistered/N4609F-1976-01-14): Cessna P206A, S/N P206-0209. Owner: [Co-Air Inc](https://openairdocs.org/faa-owner/CO-AIR%20INC), [Mattoon, IL](https://openairdocs.org/faa-place/IL/Mattoon)

## Related

- Other Robert B Farmer DIAMOND 2.5 aircraft: https://openairdocs.org/model/robert-b-farmer-diamond-2-5/aircraft.md

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