N933GM - Beech G18S Aircraft Registration

BE18

BEECH G18S

Aircraft Description

N933GM is a Beech G18S, a twin-engine reciprocating (piston) aircraft registered to Martin Jonathan W in West Grove, PA. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on June 7, 1960. The registration certificate was issued on May 13, 2025. The registration is set to expire on May 31, 2032. Powered by a P&w R-985 SERIES engine producing 450 horsepower, N933GM is. The aircraft's Mode S transponder code is ACF170 (hex), used for ADS-B identification and flight tracking. N933GM was last tracked by AviatorDB at coordinates 39.8411, -75.7556 on February 28, 2026. The FAA registry record for N933GM was last updated on May 13, 2025. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Beechcraft Model 18, known as the "Twin Beech," holds the record for the longest continuous production run of any piston-engine aircraft in aviation history. First flown on January 15, 1937, it was a low-wing twin-engine monoplane that could carry six to eight passengers or equivalent cargo loads. Spanning 32 years of production with over 9,000 aircraft built in 32 variations, it measured just over 35 feet in length with twin Pratt & Whitney Wasp Jr. radial engines. The aircraft was manufactured by Beech Aircraft Corporation of Wichita, Kansas. AviatorDB tracks 18,376 Beech aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is BE18.

AviatorDB has found no NTSB accident or incident reports involving N933GM. 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
BEECH
Model
G18S
Type Aircraft
Fixed Wing Multi Engine
ICAO Type Code
BE1818 (piston)
Cruise Speed
165 mph
Weight Class
Up to 12,500 lbs
Airworthiness Date
June 7, 1960
Classification
Standard Category
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
May 13, 2025

Registered Owner

Name
MARTIN JONATHAN W
Address
582 COATESVILLE RD
City
WEST GROVE
State / Zip Code
Pennsylvania19390-9232
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
2
Engine Manufacturer
P&W
Engine Model
R-985 SERIES
Horsepower
450 HP
Mode S Code (Oct)
53170560
Mode S Code (Hex)
ACF170

Additional Details

Registration
N933GM
Serial Number
BA-533
Number of Engines
2
Number of Seats
10
Expiration Date
May 31, 2032
Last Action Date
May 13, 2025
Last Update Date
January 19, 2026
Unique ID
00130471

Last Known Position

Date
February 28, 2026 (UTC 13:42:52)
Airport
Latitude
39.841128
Longitude
-75.755554

Data Source

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

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