# N7580C: 2021 Chisholm JR William G ZENITH 650

- Status: Valid registration
- Airframe: [Chisholm JR William G ZENITH 650](https://openairdocs.org/model/chisholm-jr-william-g-zenith-650) (registry code 05639SO, 2 seats)
- Engine: [Viking 130](https://openairdocs.org/engine/viking-130) (registry code 63998)
- Serial number: 65-7467
- Year built: 2021
- Type: Fixed wing single engine
- Engine type: 4 cycle
- Kit: Zenith Aircraft Co ZODIAC CH 650
- Airworthiness: Experimental, amateur built
- Airworthiness date: April 29, 2021
- Certificate issued: February 2, 2021
- Expires: February 29, 2028
- Mode S code: AA3A1C
- Registered owner: [Chisholm William G Jr](https://openairdocs.org/faa-owner/CHISHOLM%20WILLIAM%20G%20JR)
- Location: [Shelton, WA](https://openairdocs.org/faa-place/WA/Shelton)
- Owner type: Individual
- Owner's area on the map: 47.2392° N, 123.1521° W: Placed by OpenAirDocs at the center of ZIP code 98584, within about 11 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=7580C
- Page: https://openairdocs.org/aircraft/N7580C

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 (Chisholm JR William G ZENITH 650)

None in force.

### Matched by engine (Viking 130)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N7580C.

## FAA accident and incident reports

None matched to N7580C.

## 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 N7580C

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N7580C before.

- [Cancelled 1975-06-09](https://openairdocs.org/deregistered/N7580C-1975-06-09): Callair A-4, S/N 185. Owner: [Maricopa Dust & Spray Inc](https://openairdocs.org/faa-owner/MARICOPA%20DUST%20%26%20SPRAY%20INC), [Maricopa, AZ](https://openairdocs.org/faa-place/AZ/Maricopa)

## Related

- Other Chisholm JR William G ZENITH 650 aircraft: https://openairdocs.org/model/chisholm-jr-william-g-zenith-650/aircraft.md
- The Viking 130 engine: https://openairdocs.org/engine/viking-130.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.