N4145K - Ryan Navion Aircraft Registration

NAVI

RYAN NAVION

Aircraft Description

N4145K is a Ryan NAVION, a single-engine reciprocating (piston) aircraft registered to Gerondale Gregory in Tulsa, OK. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on February 23, 1956. The registration certificate was issued on May 14, 2025. The registration is set to expire on May 31, 2032. Powered by a Cont Motor E185 SERIES engine producing 205 horsepower, N4145K is. The aircraft's Mode S transponder code is A4E60D (hex), used for ADS-B identification and flight tracking. The FAA registry record for N4145K was last updated on May 14, 2025. 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 N4145K. 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
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
February 23, 1956
Classification
Standard Category
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
May 14, 2025

Registered Owner

Name
GERONDALE GREGORY
Address
PO BOX 691205
City
TULSA
State / Zip Code
Oklahoma74169-1205
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)
51163015
Mode S Code (Hex)
A4E60D

Additional Details

Registration
N4145K
Serial Number
NAV-4-1145
Number of Engines
1
Number of Seats
4
Expiration Date
May 31, 2032
Last Action Date
May 14, 2025
Last Update Date
January 19, 2026
Unique ID
00171504

Data Source

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

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