# N173ST: 2005 Diemert James G EXEC 162-F, registration cancelled 2008-05-19

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 19, 2008
- Status when cancelled: Triennial form not returned
- Airframe: [Diemert James G EXEC 162-F](https://openairdocs.org/model/diemert-james-g-exec-162-f) (registry code 05619A2)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 6721
- Year built: 2005
- Type of aircraft: Rotorcraft
- Kit: Rotorway Intl EXEC 162F
- Airworthiness: Experimental, amateur built
- Airworthiness date: March 20, 2005
- Certificate issued: March 8, 2005
- Last registry action: March 18, 2008
- Mode S code: A125F4
- Owner when cancelled: [Diemert Flying LLC](https://openairdocs.org/faa-owner/DIEMERT%20FLYING%20LLC)
- Location: [Roseburg, OR](https://openairdocs.org/faa-place/OR/Roseburg)
- Owner type: Corporation
- Owner's area on the map: 43.2507° N, 123.2424° W: Placed by OpenAirDocs at the center of ZIP code 97470, within about 8 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N173ST
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=173ST
- Page: https://openairdocs.org/deregistered/N173ST-2008-05-19

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 Diemert James G EXEC 162-F: https://openairdocs.org/model/diemert-james-g-exec-162-f.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 SEA07LA095](https://openairdocs.org/ntsb/SEA07LA095), Apr 8, 2007: Diemert/Rotorway Exec 162 F (N173ST), Roseburg, OR, substantial damage. Probable cause: a total loss of engine power due to the failure of the primary and secondary electronic control units (ECU's) within the engine's Fully Automated Digital Electronic Control.

## 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 20070408005429A](https://openairdocs.org/incident/20070408005429A), Apr 8, 2007: Amtr EXEC162F (N173ST), Roseburg, OR, Destroyed. (-23) Pilot reported #1 fadec failed shortly after takeoff from a backlot of an industrial park, and #2 automatic backup fadec did not respond. Engine lost…

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