N504FM - 2006 Cessna 525B Aircraft Registration

C25B

2006 CESSNA 525B

Aircraft Description

N504FM is a 2006 Cessna 525B, a twin-engine turbo-fan aircraft registered to Western Precooling Systems INC in Pleasanton, CA. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on September 29, 2006. The registration certificate was issued on April 11, 2025. The registration is set to expire on April 30, 2032. Powered by a Williams FJ44-1AP engine producing 1965 pounds of thrust, N504FM is. The aircraft's Mode S transponder code is A64955 (hex), used for ADS-B identification and flight tracking. N504FM was last tracked by AviatorDB near Hayward Executive Airport (KHWD) on April 2, 2026. The FAA registry record for N504FM was last updated on October 15, 2025. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Cessna 525B Citation CJ3 served as a pivotal light business jet that bridged the gap between smaller corporate aircraft and larger cabin jets during its eleven-year production run. First flown on April 17, 2003, it was a twin-engine turbofan aircraft that seated up to six passengers in a stretched fuselage design. With a range of 1,875 nautical miles and cruising speed of 417 knots, the CJ3 offered significantly improved performance over its CJ2 predecessor. Manufactured by Cessna Aircraft Company in Wichita, Kansas, it represented the third generation of the successful CitationJet family. AviatorDB tracks 80,556 Cessna aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is C25B.

AviatorDB has found no NTSB accident or incident reports involving N504FM. 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
2006
Manufacturer
CESSNA
Model
525B
Type Aircraft
Fixed Wing Multi Engine
ICAO Type Code
C25B525B Citation CJ3
Weight Class
12,500–19,999 lbs
Airworthiness Date
September 29, 2006
Classification
Standard Commuter Category
Type Registration
Corporation
Status
Valid Registration
Cert Issue Date
April 11, 2025

Registered Owner

Name
WESTERN PRECOOLING SYSTEMS INC
Address
5994 W LAS POSITAS BLVD
City
PLEASANTON
State / Zip Code
California94588-8509
Country
United States

Powerplant & Avionics

Engine Type
Turbo-fan
Number of Engines
2
Engine Manufacturer
WILLIAMS
Engine Model
FJ44-1AP
Thrust
1965 lbs
Mode S Code (Oct)
51444525
Mode S Code (Hex)
A64955

Additional Details

Registration
N504FM
Serial Number
525B0109
Number of Engines
2
Number of Seats
8
Expiration Date
April 30, 2032
Last Action Date
October 15, 2025
Last Update Date
January 19, 2026
Unique ID
00289949

Last Known Position

Date
April 8, 2026 (UTC 23:59:56)
Airport
Latitude
43.689835
Longitude
-121.402439

Data Source

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

Last updated: 2026-04-01 01:32:20 UTC