N603M - Dehavilland DHC-6 Twin Otter Aircraft Registration

DHC6

DEHAVILLAND DHC-6 TWIN OTTER

Aircraft Description

N603M is a Dehavilland DHC-6 TWIN OTTER, a twin-engine turbo-prop aircraft registered to Sale Reported in Oklahoma City, OK. The aircraft is configured with 16 seats. The aircraft's Mode S transponder code is A7D377 (hex), used for ADS-B identification and flight tracking. The FAA registry record for N603M was last updated on January 14, 1977. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

de Havilland Aircraft produced iconic aircraft from the Tiger Moth trainer to the Comet jetliner. de Havilland Canada's DHC-2 Beaver and DHC-6 Twin Otter remain among the most respected utility aircraft ever built. AviatorDB tracks 1,814 Dehavilland aircraft currently registered in the FAA database, including the DHC-6 TWIN OTTER model.

AviatorDB has found no NTSB accident or incident reports involving N603M. 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
DEHAVILLAND
Model
DHC-6 TWIN OTTER
Type Aircraft
Fixed Wing Multi Engine
ICAO Type Code
DHC6DHC-6 Twin Otter
Cruise Speed
123 mph
Weight Class
Up to 12,500 lbs
Airworthiness Date
Classification
Type Registration
Corporation
Status
Sale reported
Cert Issue Date

Registered Owner

Name
SALE REPORTED
Address
P. O. BOX 25082
City
OKLAHOMA CITY
State / Zip Code
Oklahoma73125
Country
United States

Powerplant & Avionics

Engine Type
Turbo-prop
Number of Engines
2
Mode S Code (Oct)
51751567
Mode S Code (Hex)
A7D377

Additional Details

Registration
N603M
Serial Number
209
Number of Engines
2
Number of Seats
16
Expiration Date
Last Action Date
January 14, 1977
Last Update Date
January 19, 2026
Unique ID
00209318

Data Source

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

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