# N534S: Suminski Walter M/Helen M COZY LONG EZ, registration cancelled 2013-04-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 17, 2013
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Suminski Walter M/Helen M COZY LONG EZ](https://openairdocs.org/model/suminski-walter-m-helen-m-cozy-long-ez) (registry code 05612UH)
- Serial number: 177
- Type of aircraft: Fixed wing single engine
- Certificate issued: October 27, 2000
- Last registry action: November 15, 2007
- Mode S code: A6C0D9
- Owners when cancelled: [Swears Kateri T](https://openairdocs.org/faa-owner/SWEARS%20KATERI%20T), [Swears William B](https://openairdocs.org/faa-owner/SWEARS%20WILLIAM%20B)
- Location: [Mililani, HI](https://openairdocs.org/faa-place/HI/Mililani)
- Owner type: Co-owned
- Owner's area on the map: 21.4839° N, 157.9343° W: Placed by OpenAirDocs at the center of ZIP code 96789, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N534S
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=534S
- Page: https://openairdocs.org/deregistered/N534S-2013-04-17

From the FAA registry file of October 31, 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 Suminski Walter M/Helen M COZY LONG EZ: https://openairdocs.org/model/suminski-walter-m-helen-m-cozy-long-ez.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 LAX04LA046](https://openairdocs.org/ntsb/LAX04LA046), Nov 17, 2003: Suminski Cozy Long Ez (N534S), Maui, HI, destroyed. Probable cause: The loss of engine power during cruise flight for an undetermined reason, which resulted in an emergency descent and ditching.

## 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 20031116031189A](https://openairdocs.org/incident/20031116031189A), Nov 16, 2003: Amtr LONGEZ (N534S), Maui, HI, Destroyed. (-23) On November 16, 2003, at 2115 hawaiian standard time, an experimental suminski cozy ez airplane, N534S lost power during cruise approximately 100 miles…

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