# N50879: 1944 Ryan Aeronautical ST3KR, registration cancelled 2018-11-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 17, 2018
- Status when cancelled: Revoked, pending cancellation
- Airframe: [Ryan Aeronautical ST3KR](https://openairdocs.org/model/ryan-aeronautical-st3kr) (registry code 7830502)
- Engine: [Kinner R5 series](https://openairdocs.org/engine/kinner-r5-series) (registry code 37504)
- Data sheets: [TCDS A-749](https://openairdocs.org/tcds/A-749) (OpenAirDocs)
- Serial number: 1735
- Year built: 1944
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Certificate issued: June 6, 1966
- Last registry action: January 14, 1977
- Mode S code: A65B17
- Owner when cancelled: [Masters Vern B](https://openairdocs.org/faa-owner/MASTERS%20VERN%20B)
- Location: [Beaverton, OR](https://openairdocs.org/faa-place/OR/Beaverton)
- Owner type: Individual
- Owner's area on the map: 45.4914° N, 122.8040° W: Placed by OpenAirDocs at the center of ZIP code 97005, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N50879
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=50879
- Page: https://openairdocs.org/deregistered/N50879-2018-11-17

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 Ryan Aeronautical ST3KR: https://openairdocs.org/model/ryan-aeronautical-st3kr.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 SEA67A0001](https://openairdocs.org/ntsb/SEA67A0001), Jul 3, 1966: Ryan ST-3KR (N50879), Beaverton, OR, destroyed, 2 fatal

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