N111SF - 2021 Williams John J Williams CX4 Aircraft Registration

2021 WILLIAMS JOHN J WILLIAMS CX4

Aircraft Description

N111SF is a 2021 Williams John J WILLIAMS CX4, a single-engine reciprocating (piston) aircraft registered to Williams John J in Tuttle, OK. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on November 15, 2021. The registration certificate was issued on December 7, 2020. The registration is set to expire on December 31, 2027. Powered by a Revmaster 2100D engine producing 65 horsepower, N111SF is. The aircraft's Mode S transponder code is A03180 (hex), used for ADS-B identification and flight tracking. The FAA registry record for N111SF was last updated on April 7, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Williams John J is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 2 Williams John J aircraft currently registered in the FAA database, including the WILLIAMS CX4 model.

AviatorDB has found no NTSB accident or incident reports involving N111SF. 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
2021
Manufacturer
WILLIAMS JOHN J
Model
WILLIAMS CX4
Type Aircraft
Fixed Wing Single Engine
Weight Class
Up to 12,500 lbs
Airworthiness Date
November 15, 2021
Classification
Experimental 2 Category
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
December 7, 2020

Registered Owner

Name
WILLIAMS JOHN J
Address
1028 COUNTY STREET 2939
City
TUTTLE
State / Zip Code
Oklahoma73089-3034
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
REVMASTER
Engine Model
2100D
Horsepower
65 HP
Mode S Code (Oct)
50030600
Mode S Code (Hex)
A03180

Additional Details

Registration
N111SF
Serial Number
146-X
Number of Engines
1
Number of Seats
1
Expiration Date
December 31, 2027
Last Action Date
April 7, 2023
Last Update Date
January 19, 2026
Unique ID
01329804

Data Source

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

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