# N52HB: 1964 Bell 47G-2A, registration cancelled 2018-03-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 6, 2018
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Bell 47G-2A](https://openairdocs.org/model/bell-47g-2a) (registry code 1181012)
- Engine: [Lycoming VO-435 series](https://openairdocs.org/engine/lycoming-vo-435-series) (registry code 41525)
- Data sheets: [TCDS 2H3](https://openairdocs.org/tcds/2H3), [TCDS E-279](https://openairdocs.org/tcds/E-279) (OpenAirDocs)
- Serial number: 3244
- Year built: 1964
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: November 28, 1978
- Certificate issued: January 22, 1991
- Last registry action: May 8, 2013
- Mode S code: A68746
- Owners when cancelled: [Mcdermott Enterprises Inc DBA](https://openairdocs.org/faa-owner/MCDERMOTT%20ENTERPRISES%20INC%20DBA), [Ideal Helicopter Service](https://openairdocs.org/faa-owner/IDEAL%20HELICOPTER%20SERVICE)
- Location: [Sullivan, WI](https://openairdocs.org/faa-place/WI/Sullivan)
- Owner type: Corporation
- Owner's area on the map: 43.0295° N, 88.5968° W: Placed by OpenAirDocs at the center of ZIP code 53178, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N52HB
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=52HB
- Page: https://openairdocs.org/deregistered/N52HB-2018-03-06

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 47G-2A: https://openairdocs.org/model/bell-47g-2a.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 CHI92LA137](https://openairdocs.org/ntsb/CHI92LA137), Apr 30, 1992: Bell 47-G2A (N52HB), Dousman, WI, substantial damage. Probable cause: THE IN-FLIGHT LOSS OF THE SWASH PLATE DRIVE LINK BOLT WHICH ALLOWED THE SWASH PLATE DRIVE ASSEMBLY TO DISCONNECT.

## 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 19920430012239A](https://openairdocs.org/incident/19920430012239A), Apr 30, 1992: Bell 47G2A (N52HB), Dousman, WI, Substantial damage. Severe vibration autorotated to a tree lined clearing. Struck trees. Bolt was missing from swarsh plate drive cover

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