# N4101D: 1955 Helio H-391B, registration cancelled 2013-03-07

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 7, 2013
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Helio H-391B](https://openairdocs.org/model/helio-h-391b) (registry code 4300106)
- Engine: [Lycoming GO-435C&D series](https://openairdocs.org/engine/lycoming-go-435c-d-series) (registry code 41521)
- Data sheets: [TCDS 1A8](https://openairdocs.org/tcds/1A8) (OpenAirDocs)
- Serial number: 016
- Year built: 1955
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Airworthiness date: November 4, 1955
- Certificate issued: September 30, 1992
- Last registry action: October 2, 1998
- Mode S code: A4D69F
- Owner when cancelled: [Carson Leasing And Equity Inc](https://openairdocs.org/faa-owner/CARSON%20LEASING%20AND%20EQUITY%20INC)
- Location: [Salem, OR](https://openairdocs.org/faa-place/OR/Salem)
- Owner type: Corporation
- Owner's area on the map: 45.0304° N, 123.0237° W: Placed by OpenAirDocs at the center of ZIP code 97303, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4101D
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4101D
- Page: https://openairdocs.org/deregistered/N4101D-2013-03-07

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 Helio H-391B: https://openairdocs.org/model/helio-h-391b.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 DEN86LA040](https://openairdocs.org/ntsb/DEN86LA040), Dec 6, 1985: Helio H-391B (N4101D), Bozeman, MT, substantial damage

## 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 19851206061059A](https://openairdocs.org/incident/19851206061059A), Dec 6, 1985: Helio H391B (N4101D), Bozeman, MT, Substantial damage. Magnetos grounded, p lead insulation worn, shorted out. Should have turned off master switch when smelled smoke.

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