# N22RG: Grimm BUSBY MUSTANG II, registration cancelled 1980-01-22

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 22, 1980
- Status when cancelled: Valid registration
- Airframe: [Grimm BUSBY MUSTANG II](https://openairdocs.org/model/grimm-busby-mustang-ii) (registry code 0562786)
- Serial number: MII-525
- Type of aircraft: Fixed wing single engine
- Mode S code: A1E026
- Owner when cancelled: [Grimm Robert F](https://openairdocs.org/faa-owner/GRIMM%20ROBERT%20F)
- Location: [Greenfield, WI](https://openairdocs.org/faa-place/WI/Greenfield)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N22RG
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=22RG
- Page: https://openairdocs.org/deregistered/N22RG-1980-01-22

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 Grimm BUSBY MUSTANG II: https://openairdocs.org/model/grimm-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 CHI79FEP73](https://openairdocs.org/ntsb/CHI79FEP73), Aug 26, 1979: Mustang II (N22RG), Racine, WI, destroyed

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19790826025779A](https://openairdocs.org/incident/19790826025779A), Aug 26, 1979: Amtrbb MUSTANG2 (N22RG), Racine, WI, Substantial damage. Lost directional control of aircraft on landing roll. Ran off side of runway into trees.

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