# N4601G: Helisoar HP-10, registration cancelled 1970-08-18

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 18, 1970
- Status when cancelled: Valid registration
- Airframe: [Helisoar HP-10](https://openairdocs.org/model/helisoar-hp-10) (registry code 4310102)
- Serial number: 102
- Type of aircraft: Glider
- Certificate issued: October 28, 1968
- Mode S code: A59C1D
- Owner when cancelled: [Helisoar Aircraft Incorporated](https://openairdocs.org/faa-owner/HELISOAR%20AIRCRAFT%20INCORPORATED)
- Location: [Fairfield, CT](https://openairdocs.org/faa-place/CT/Fairfield)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N4601G
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4601G
- Page: https://openairdocs.org/deregistered/N4601G-1970-08-18

From the FAA registry file of November 3, 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 Helisoar HP-10: https://openairdocs.org/model/helisoar-hp-10.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 UNK65X0357](https://openairdocs.org/ntsb/UNK65X0357), Oct 21, 1964: Helisoar HP10 (N4601G), Waitsfield, VT, substantial damage

## Other aircraft with N4601G

- [Registered now](https://openairdocs.org/aircraft/N4601G): Cessna 172N, S/N 17273270, built 1979

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