# N515MK: Bell 222U, registration cancelled 2011-02-18

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 18, 2011
- Status when cancelled: First renewal notice
- Airframe: [Bell 222U](https://openairdocs.org/model/bell-222u) (registry code 1182140)
- Data sheets: [TCDS H9SW](https://openairdocs.org/tcds/H9SW) (OpenAirDocs)
- Serial number: 47515
- Type of aircraft: Rotorcraft
- Certificate issued: April 1, 2010
- Last registry action: April 1, 2010
- Mode S code: A6751F
- Owner when cancelled: [Careflite](https://openairdocs.org/faa-owner/CAREFLITE)
- Location: [Grand Prairie, TX](https://openairdocs.org/faa-place/TX/Grand%20Prairie)
- Owner type: Corporation
- Owner's area on the map: 32.6647° N, 97.0295° W: Placed by OpenAirDocs at the center of ZIP code 75052, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N515MK
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=515MK
- Page: https://openairdocs.org/deregistered/N515MK-2011-02-18

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 Bell 222U: https://openairdocs.org/model/bell-222u.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 CEN10FA291](https://openairdocs.org/ntsb/CEN10FA291), Jun 2, 2010: Bell 222 (N515MK), Midlothian, TX, substantial damage, 2 fatal. Probable cause: The fracture of a swashplate drive pin as a result of hydrogen embrittlement due to an unknown source, which resulted in an in-flight breakup of the main rotor system during cruise flight.

## 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 20100602036089A](https://openairdocs.org/incident/20100602036089A), Jun 2, 2010: Bell 222U (N515MK), Midlothin, TX, Destroyed, 2 fatal. The helicopter was in cruise flight at approximately 600 feet above ground level (AGL) when several witnesses saw the tail boom and the main rotor system…

## Other aircraft with N515MK

- [Registered now](https://openairdocs.org/aircraft/N515MK): Mark Krotky CH701, S/N 1213, built 2025

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