N4S - 2016 Textron Aviation INC 525C Aircraft Registration

C525

2016 TEXTRON AVIATION INC 525C

Aircraft Description

N4S is a 2016 Textron Aviation INC 525C, a twin-engine turbo-fan aircraft registered to Nascosto Services LLC in Edmond, OK. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on December 20, 2016. The registration certificate was issued on January 21, 2022. The registration is set to expire on January 31, 2029. Powered by a Williams FJ44-4A engine producing 3443 pounds of thrust, N4S is. The aircraft's Mode S transponder code is A4A97F (hex), used for ADS-B identification and flight tracking. N4S was last tracked by AviatorDB near Wiley Post Airport (KPWA) on May 22, 2026. The FAA registry record for N4S was last updated on September 25, 2025. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Cessna 525 Citation CJ1 represented a significant evolution in light business aviation as an improved successor to the original CitationJet. First flown in 1999, it was a low-wing twin-engine business jet powered by Williams FJ44-1A turbofans that could accommodate 6-8 passengers in typical corporate configurations. Spanning 47 feet with a range of 887 nautical miles, the CJ1 was manufactured by Cessna Aircraft Company from 2000 to 2005. AviatorDB tracks 4,073 Textron Aviation INC aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is C525.

AviatorDB has found no NTSB accident or incident reports involving N4S. 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
2016
Manufacturer
TEXTRON AVIATION INC
Model
525C
Type Aircraft
Fixed Wing Multi Engine
ICAO Type Code
C525525 Citation CJ1
Weight Class
20,000+ lbs
Airworthiness Date
December 20, 2016
Classification
Standard Commuter Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
January 21, 2022

Registered Owner

Name
NASCOSTO SERVICES LLC
Address
2920 VIA ESPERANZA
City
EDMOND
State / Zip Code
Oklahoma73013-8934
Country
United States

Powerplant & Avionics

Engine Type
Turbo-fan
Number of Engines
2
Engine Manufacturer
WILLIAMS
Engine Model
FJ44-4A
Thrust
3443 lbs
Mode S Code (Oct)
51124577
Mode S Code (Hex)
A4A97F

Additional Details

Registration
N4S
Serial Number
525C0235
Number of Engines
2
Number of Seats
11
Expiration Date
January 31, 2029
Last Action Date
September 25, 2025
Last Update Date
January 19, 2026
Unique ID
01238450

Last Known Position

Date
May 22, 2026 (UTC 16:58:02)
Airport
Latitude
37.661971
Longitude
-97.417503

Data Source

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

Last updated: 2026-07-01 01:32:20 UTC