# N91MG: 1991 Robinson Helicopter R22 BETA, registration cancelled 2005-03-22

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 22, 2005
- Exported to: Australia
- Status when cancelled: Valid registration
- Airframe: [Robinson Helicopter R22 BETA](https://openairdocs.org/model/robinson-helicopter-r22-beta) (registry code 7640110)
- Engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508)
- Data sheets: [TCDS H10WE](https://openairdocs.org/tcds/H10WE), [TCDS E-274](https://openairdocs.org/tcds/E-274) (OpenAirDocs)
- Serial number: 1725
- Year built: 1991
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: March 20, 1991
- Last registry action: August 11, 2004
- Mode S code: AC956C
- Owner when cancelled: [Robinson Helicopters Inc](https://openairdocs.org/faa-owner/ROBINSON%20HELICOPTERS%20INC)
- Location: [Torrance, CA](https://openairdocs.org/faa-place/CA/Torrance)
- Owner type: Corporation
- Owner's area on the map: 33.8079° N, 118.3480° W: Placed by OpenAirDocs at the center of ZIP code 90505, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N91MG
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=91MG
- Page: https://openairdocs.org/deregistered/N91MG-2005-03-22

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 Robinson Helicopter R22 BETA: https://openairdocs.org/model/robinson-helicopter-r22-beta.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 CHI91DEE06](https://openairdocs.org/ntsb/CHI91DEE06), Jun 5, 1991: Robinson R22B (N91MG), Mineral, IL, substantial damage. Probable cause: FAILURE OF THE PILOT TO MAINTAIN CLEARANCE FROM THE POWER LINE.

## 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 19910605020369A](https://openairdocs.org/incident/19910605020369A), Jun 5, 1991: Robsin R22BETA (N91MG), Mineral, IL, Substantial damage. Settling with power occurred over powerline. Tail rotor sheared on powerline. Cut power to stop spin. Hard impact

## Other aircraft with N91MG

- [Registered now](https://openairdocs.org/aircraft/N91MG): Vashon RANGER R7, S/N 10175, built 2021

---
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.