Registry / N-number

N6550M

1948 STINSON 108-3 · Valid

Aircraft

Make: STINSON
Model: 108-3
Year manufactured: 1948
Serial number: 1084550
Type: Fixed wing single engine · 4 seats · 1 engine
Weight class: Up to 12,499 lbs
Cruise speed: 94 kt

Engine

Manufacturer: FRANKLIN
Model: 6A4165 SERIES
Type: Reciprocating
Horsepower: 165

Registration

Registrant

Name: Ohnback Ulf
Type: Individual
Location: SPOKANE, WA
See other aircraft in Washington

Certificate

Status: Valid
Issued: 2023-10-31
Airworthiness: 1956-08-07
Expires: 2030-10-31
Last action: 2025-06-17
Fractional ownership: No

ADS-B / Mode S

Mode S hex (ICAO 24-bit): A8A1B1
Mode S octal: 52120661

Every transponder-equipped aircraft broadcasts its Mode S hex code on 1090 MHz. ADS-B receivers like FlightAware and FlightRadar24 use this ICAO code to identify the aircraft.

Source: FAA Releasable Aircraft Database (public domain). Last action on this record: 2025-06-17.