# N4790: 1978 Krogman BUSBY MUSTANG II, registration cancelled 2012-12-13

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: December 13, 2012
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Krogman BUSBY MUSTANG II](https://openairdocs.org/model/krogman-busby-mustang-ii) (registry code 0562472)
- Engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508)
- Data sheets: [TCDS E-274](https://openairdocs.org/tcds/E-274) (OpenAirDocs)
- Serial number: 85
- Year built: 1978
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: April 20, 1978
- Certificate issued: March 26, 1975
- Last registry action: February 19, 2008
- Mode S code: A5E4E1
- Owner when cancelled: [Hall Lavon C](https://openairdocs.org/faa-owner/HALL%20LAVON%20C)
- Location: [Lancaster, WI](https://openairdocs.org/faa-place/WI/Lancaster)
- Owner type: Individual
- Owner's area on the map: 42.8442° N, 90.7211° W: Placed by OpenAirDocs at the center of ZIP code 53813, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4790
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4790
- Page: https://openairdocs.org/deregistered/N4790-2012-12-13

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Krogman BUSBY MUSTANG II: https://openairdocs.org/model/krogman-busby-mustang-ii.md

## 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 CHI78DEP35](https://openairdocs.org/ntsb/CHI78DEP35), May 21, 1978: Mustang II (N4790), Lancaster, WI, substantial damage

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