N504PM - 2023 Adam W Sheffield S18-180 Aggressor Aircraft Registration

2023 ADAM W SHEFFIELD S18-180 AGGRESSOR

Aircraft Description

N504PM is a 2023 Adam W Sheffield S18-180 AGGRESSOR, a single-engine reciprocating (piston) aircraft registered to Sheffield Adam W in Fredericksburg, TX. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on April 2, 2024. The registration certificate was issued on June 12, 2023. The registration is set to expire on June 30, 2030. Powered by a Aerosport IO-375M1S engine producing 205 horsepower, N504PM is. The aircraft's Mode S transponder code is A64A1D (hex), used for ADS-B identification and flight tracking. N504PM was last tracked by AviatorDB at coordinates 30.2146, -98.6221 on March 24, 2026. The FAA registry record for N504PM was last updated on June 12, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Adam W Sheffield is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 2 Adam W Sheffield aircraft currently registered in the FAA database, including the S18-180 AGGRESSOR model.

AviatorDB has found no NTSB accident or incident reports involving N504PM. 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
2023
Manufacturer
ADAM W SHEFFIELD
Model
S18-180 AGGRESSOR
Type Aircraft
Fixed Wing Single Engine
Weight Class
Up to 12,500 lbs
Airworthiness Date
April 2, 2024
Classification
Experimental 2 Category
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
June 12, 2023

Registered Owner

Name
SHEFFIELD ADAM W
Address
3091 S STATE HWY 16
City
FREDERICKSBURG
State / Zip Code
Texas78624
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
AEROSPORT
Engine Model
IO-375M1S
Horsepower
205 HP
Mode S Code (Oct)
51445035
Mode S Code (Hex)
A64A1D

Additional Details

Registration
N504PM
Serial Number
2023-101
Number of Engines
1
Number of Seats
2
Expiration Date
June 30, 2030
Last Action Date
June 12, 2023
Last Update Date
January 19, 2026
Unique ID
01407800

Last Known Position

Date
April 24, 2026 (UTC 20:32:11)
Airport
Latitude
30.559845
Longitude
-98.439493

Data Source

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

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