N51428 - 1957 North American SNJ-4 Aircraft Registration

1957 NORTH AMERICAN SNJ-4

Aircraft Description

N51428 is a 1957 North American SNJ-4, a single-engine reciprocating (piston) aircraft registered to Mach 25 Aviation LLC in Hudson, WI. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on February 5, 1958. The registration certificate was issued on July 18, 2013. The registration is set to expire on July 31, 2029. Powered by a P&w R1340 SERIES engine producing 600 horsepower, N51428 is. The aircraft's Mode S transponder code is A6730A (hex), used for ADS-B identification and flight tracking. N51428 was last tracked by AviatorDB at coordinates 45.1450, -93.2114 on July 20, 2025. The FAA registry record for N51428 was last updated on August 18, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

North American is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 1,317 North American aircraft currently registered in the FAA database, including the SNJ-4 model.

AviatorDB has found no NTSB accident or incident reports involving N51428. 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
1957
Manufacturer
NORTH AMERICAN
Model
SNJ-4
Type Aircraft
Fixed Wing Single Engine
Cruise Speed
141 mph
Weight Class
Up to 12,500 lbs
Airworthiness Date
February 5, 1958
Classification
Standard Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
July 18, 2013

Registered Owner

Name
MACH 25 AVIATION LLC
Address
204 STARRWOOD
City
HUDSON
State / Zip Code
Wisconsin54016-7174
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
P&W
Engine Model
R1340 SERIES
Horsepower
600 HP
Mode S Code (Oct)
51471412
Mode S Code (Hex)
A6730A

Additional Details

Registration
N51428
Serial Number
88-13891
Number of Engines
1
Number of Seats
2
Expiration Date
July 31, 2029
Last Action Date
August 18, 2023
Last Update Date
August 18, 2023
Unique ID
00981425

Last Known Position

Date
May 25, 2026 (UTC 19:50:36)
Airport
Latitude
45.155594
Longitude
-93.209839

Data Source

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

Last updated: 2026-06-15 01:32:20 UTC