# N306AT: Sigler Frank/Norma GLASAIR SHA, registration cancelled 2013-07-16

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 16, 2013
- Status when cancelled: Sale reported, canceled
- Airframe: [Sigler Frank/Norma GLASAIR SHA](https://openairdocs.org/model/sigler-frank-norma-glasair-sha) (registry code 05655SJ)
- Engine: [Lycoming I0360 SER A&C](https://openairdocs.org/engine/lycoming-i0360-ser-a-c) (registry code 41511)
- Serial number: 306
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: April 18, 1986
- Last registry action: July 15, 2003
- Mode S code: A335AE
- Location: [Mcminnville, OR](https://openairdocs.org/faa-place/OR/Mcminnville)
- Owner type: Individual
- Owner's area on the map: 45.2117° N, 123.2817° W: Placed by OpenAirDocs at the center of ZIP code 97128, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N306AT
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=306AT
- Page: https://openairdocs.org/deregistered/N306AT-2013-07-16

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 Sigler Frank/Norma GLASAIR SHA: https://openairdocs.org/model/sigler-frank-norma-glasair-sha.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 LAX91LA265](https://openairdocs.org/ntsb/LAX91LA265), Jun 18, 1991: Glasair SH-2-RG (N306AT), Visalia, CA, substantial damage. Probable cause: TOTAL LOSS OF ENGINE POWER DUE TO THE FAILURE OF THE NUMBER 4 ENGINE EXHAUST VALVE.

## 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 19910618022369A](https://openairdocs.org/incident/19910618022369A), Jun 18, 1991: Amtr GLASAIR (N306AT), Visalia, CA, Substantial damage. Engine failed en route. Tried for airport but unable to line up with runway. NR4 cylinder exhaust valve failed.

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