# N4035K: 1983 Helio H800, registration cancelled 2004-04-19

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 19, 2004
- Status when cancelled: Triennial form not returned
- Airframe: [Helio H800](https://openairdocs.org/model/helio-h800) (registry code 4300500)
- Engine: [Lycoming IO-720 series](https://openairdocs.org/engine/lycoming-io-720-series) (registry code 41546)
- Data sheets: [TCDS 1A8](https://openairdocs.org/tcds/1A8), [TCDS 1E15](https://openairdocs.org/tcds/1E15) (OpenAirDocs)
- Serial number: H-6
- Year built: 1983
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: January 12, 1984
- Certificate issued: January 26, 1999
- Last registry action: January 15, 2002
- Mode S code: A4BAD7
- Owner when cancelled: [Schmidt Aviation Inc](https://openairdocs.org/faa-owner/SCHMIDT%20AVIATION%20INC)
- Location: [Boring, OR](https://openairdocs.org/faa-place/OR/Boring)
- Owner type: Corporation
- Owner's area on the map: 45.4230° N, 122.3328° W: Placed by OpenAirDocs at the center of ZIP code 97009, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4035K
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4035K
- Page: https://openairdocs.org/deregistered/N4035K-2004-04-19

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 H800: https://openairdocs.org/model/helio-h800.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 DEN03LA098](https://openairdocs.org/ntsb/DEN03LA098), Jun 7, 2003: Helio H800 (N4035K), Cody, WY, substantial damage. Probable cause: the pilot's improper preflight planning and his failure to maintain aircraft control when returning to the airport. Factors contributing to the accident were the oil leak, the attempted precautionary…

## 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 20030607011679A](https://openairdocs.org/incident/20030607011679A), Jun 7, 2003: Helio H800 (N4035K), Cody, WY, Substantial damage. (-23) The aircraft departed runway 04 at the Cody, Wyoming airport (cod), climbed to about 300 feet, turned back to the airport and attempted to land on runway…

## Other aircraft with N4035K

- [Cancelled 2014-10-09](https://openairdocs.org/deregistered/N4035K-2014-10-09): Fremin Thomas 162F, S/N 7063, built 2007. Registration expired, pending cancellation. Owner: [Fremin Thomas J](https://openairdocs.org/faa-owner/FREMIN%20THOMAS%20J), [Metairie, LA](https://openairdocs.org/faa-place/LA/Metairie)
- [Cancelled 1983-02-02](https://openairdocs.org/deregistered/N4035K-1983-02-02): Hiller UH-12E, S/N 5194, built 1983. Exported to Japan. Owner: [Hiller Aviation](https://openairdocs.org/faa-owner/HILLER%20AVIATION), [Porterville, CA](https://openairdocs.org/faa-place/CA/Porterville)
- [Cancelled 1951-04-30](https://openairdocs.org/deregistered/N4035K-1951-04-30): North American NAVION, S/N NAV41035. Owner: [Dowser George](https://openairdocs.org/faa-owner/DOWSER%20GEORGE), [Plainfield, NJ](https://openairdocs.org/faa-place/NJ/Plainfield)

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