N4425K - 1948 Ryan Navion Aircraft Registration

NAVI

1948 RYAN NAVION

Aircraft Description

N4425K is a 1948 Ryan NAVION, a single-engine reciprocating (piston) aircraft registered to Petersen Dennis B in San Luis Obispo, CA. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on May 14, 1976. The registration certificate was issued on November 22, 2016. The registration is set to expire on November 30, 2029. Powered by a Cont Motor E185 SERIES engine producing 205 horsepower, N4425K is. The aircraft's Mode S transponder code is A5551C (hex), used for ADS-B identification and flight tracking. N4425K was last tracked by AviatorDB at coordinates 35.2368, -120.6420 on July 24, 2025. The FAA registry record for N4425K was last updated on September 15, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Ryan Navion was an innovative post-World War II light aircraft that bridged military fighter design with civilian aviation needs. First flown in 1946, it was a low-wing, single-engine monoplane that could seat four to five passengers with distinctive tip tanks and enclosed cockpit styling derived from the P-51 Mustang. Spanning 33 feet with a length of 29 feet, it achieved speeds up to 175 mph with various Continental and Lycoming engines. Originally manufactured by North American Aviation, production continued through multiple companies until 1976. AviatorDB tracks 368 Ryan aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is NAVI.

AviatorDB has found no NTSB accident or incident reports involving N4425K. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.

Model Year
1948
Manufacturer
RYAN
Model
NAVION
Type Aircraft
Fixed Wing Single Engine
ICAO Type Code
NAVINavion
Cruise Speed
126 mph
Weight Class
Up to 12,500 lbs
Airworthiness Date
May 14, 1976
Classification
Standard Normal Category
Type Registration
Co-Owned
Status
Valid Registration
Cert Issue Date
November 22, 2016

Registered Owner

Name
PETERSEN DENNIS B
Address
6088 MARSHALL WAY
City
SAN LUIS OBISPO
State / Zip Code
California93401-8264
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
CONT MOTOR
Engine Model
E185 SERIES
Horsepower
205 HP
Mode S Code (Oct)
51252434
Mode S Code (Hex)
A5551C

Additional Details

Registration
N4425K
Serial Number
NAV-4-1425
Number of Engines
1
Number of Seats
4
Expiration Date
November 30, 2029
Last Action Date
September 15, 2023
Last Update Date
January 19, 2026
Unique ID
00242484

Last Known Position

Date
May 20, 2026 (UTC 18:46:08)
Airport
Latitude
35.235764
Longitude
-120.635204

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-05-15 01:32:20 UTC