# N158R: AS+ AC 4, registration cancelled 1998-08-22

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 22, 1998
- Status when cancelled: Valid registration
- Airframe: [AS+ AC 4](https://openairdocs.org/model/as-plus-ac-4) (registry code 05628R1)
- Serial number: 027
- Type of aircraft: Glider
- Certificate issued: February 3, 1998
- Last registry action: February 3, 1998
- Mode S code: A0E95E
- Owner when cancelled: [Russia Sailplanes Inc](https://openairdocs.org/faa-owner/RUSSIA%20SAILPLANES%20INC)
- Location: [Bozeman, MT](https://openairdocs.org/faa-place/MT/Bozeman)
- Owner type: Corporation
- Owner's area on the map: 45.6937° N, 110.9061° W: Placed by OpenAirDocs at the center of ZIP code 59715, within about 10 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N158R
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=158R
- Page: https://openairdocs.org/deregistered/N158R-1998-08-22

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 AS+ AC 4: https://openairdocs.org/model/as-plus-ac-4.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 FTW98LA223](https://openairdocs.org/ntsb/FTW98LA223), May 16, 1998: AS+ AC-4 (N158R), Cedar Fort, UT, destroyed. Probable cause: Failure by the pilot to maintain control of the aircraft. A factor was lack of experience in make and model.

## 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 19980516009559A](https://openairdocs.org/incident/19980516009559A), May 16, 1998: N158R, Cedar Fort, UT, Destroyed. While on down wind in the landing pattern, the aircraft was observed enter a nose low attitude and impact the ground. Weather at the time was clearskies and…

## Other aircraft with N158R

- [Registered now](https://openairdocs.org/aircraft/N158R): Aeropro CZ A220, S/N 425 14, built 2014
- [Cancelled 1962-03-06](https://openairdocs.org/deregistered/N158R-1962-03-06): Cessna 310, S/N 35045. Exported to Italy. Owner: [Evans John Ward Jr](https://openairdocs.org/faa-owner/EVANS%20JOHN%20WARD%20JR), [Miami, FL](https://openairdocs.org/faa-place/FL/Miami)

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