# N77HK: 2011 Vans RV-12

- Status: Valid registration
- Airframe: [Vans RV-12](https://openairdocs.org/model/vans-rv-12) (registry code 0690009, 2 seats)
- Serial number: 120369
- Year built: 2011
- Type: Fixed wing single engine
- Engine type: 4 cycle
- Certificate issued: June 17, 2011
- Expires: June 30, 2027
- Mode S code: AA6767
- Registered owner: [Knepper Harold P](https://openairdocs.org/faa-owner/KNEPPER%20HAROLD%20P)
- Location: [Yelm, WA](https://openairdocs.org/faa-place/WA/Yelm)
- Owner type: Individual
- Owner's area on the map: 46.8443° N, 122.4929° W: Placed by OpenAirDocs at the center of ZIP code 98597, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=77HK
- Page: https://openairdocs.org/aircraft/N77HK

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 (Vans RV-12)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N77HK.

## FAA accident and incident reports

None matched to N77HK.

## 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.

## Service difficulty reports on N77HK not matched to an aircraft (1)

They name N77HK, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR 2005FA0000693](https://openairdocs.org/sdr/2005FA0000693), Jan 5, 2005: DRIVE GEAR. SHEARED. GOVERNOR FAILED TO CYCLE PROP DURING RUN-UP. AT DISASSEMBLY OF GOVERNOR, GEAR WAS FOUND SHEARED AT THE VALVE SLOTS, JUST UNDER FLYWEIGHT ASSY. IT APPEARS AS THO

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Vans RV-12 aircraft: https://openairdocs.org/model/vans-rv-12/aircraft.md

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