N4171K is not currently registered. It was last assigned to a Ryan NAVION built in 1948. The FAA cancelled the registration on January 3, 2017. The last status on file was "valid registration".
Ryan NAVION cancelled January 3, 2017
- Serial number
- NAV-4-1171
- Type
- Fixed-wing, single engine · Piston (reciprocating)
- Year built
- 1948
- Last status
- Valid registration
- Certificate issued
- September 24, 2015
- Last FAA action
- September 24, 2015
- Last owner
- Lost Horizon Aero Company LLC (Corporation)
Seattle, WA - Airworthiness
- Standard
NTSB accident and incident record under N4171K
Aircraft on the NTSB record: Ryan NAVION · serial NAV-4-1171
The pilot's failure to replace the oil filler cap following the preflight inspection, which resulted in a loss of engine oil and engine power, an emergency landing, and impact with terrain.
A tail number passes between aircraft over the years; match the serial number on the NTSB record against the airframe above. Source: NTSB aviation accident database, records through September 30, 2026.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this number on the FAA site