# N7800H: Sprague Vernon A KOLB MARK III EXTRA

- Status: Valid registration
- Airframe: [Sprague Vernon A KOLB MARK III EXTRA](https://openairdocs.org/model/sprague-vernon-a-kolb-mark-iii-extra) (registry code 05617DK, 2 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: M3X02100031
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: New Kolb Aircraft KOLB MARK III EXTRA
- Airworthiness: Experimental, amateur built
- Airworthiness date: February 23, 2005
- Certificate issued: September 2, 2015
- Expires: September 30, 2028
- Mode S code: AA92E6
- Registered owner: [Hovanec Jay Q](https://openairdocs.org/faa-owner/HOVANEC%20JAY%20Q)
- Location: [Valley City, OH](https://openairdocs.org/faa-place/OH/Valley%20City)
- Owner type: Individual
- Owner's area on the map: 41.2403° N, 81.9278° W: Placed by OpenAirDocs at the center of ZIP code 44280, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=7800H
- Page: https://openairdocs.org/aircraft/N7800H

From the FAA registry file of October 28, 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 (Sprague Vernon A KOLB MARK III EXTRA)

None in force.

### Matched by engine (Amateur-built UNKNOWN ENG)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N7800H.

## FAA accident and incident reports

None matched to N7800H.

## 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 Sprague Vernon A KOLB MARK III EXTRA aircraft: https://openairdocs.org/model/sprague-vernon-a-kolb-mark-iii-extra/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.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.