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2002 Underwood Harold THORP S-18 · LEES SUMMIT, MO · Expires 03/31/2029

Underwood Harold THORP S-18

Aircraft Description

Serial Number: 1HU
Manufacturer: Underwood Harold
Model: THORP S-18
Type: Fixed Wing Single Engine
Year Manufactured: 2002
Type Registration: LLC
Engine: LYCOMING IO-360-B1B
Power: 180 hp
Mode S Code: 51255215 / A55A8D
Unique ID: 00024919

Registered Owner

Registrant Name: FIRST ORDER AERONAUTICS LLC
Street: 2505 SW WINTEROAK CIR
City: LEES SUMMIT
State: MO
Zip: 64081-2577
County
Certificate Issue Date: 03/08/2022
Last Action Date: 07/22/2023
Expiration Date: 03/31/2029
Status: Valid

Airworthiness

INFORMATION PROVIDED HERE SHOULD NOT BE USED TO DETERMINE THE AIRWORTHINESS OF AN AIRCRAFT. Refer to 14 CFR Parts 39, 43, 91, and FAA Order 8130.2 for airworthiness regulations and guidance.

Classification: Experimental
Airworthiness Date: 04/14/2026
Approved Operations: Racing, Amateur Built

Registration History

Showing 2 changes from FAA records.

Registration updated 2026-04-28
FIRST ORDER AERONAUTICS LLC
LEES SUMMIT, MO 640812577
Status: Valid Registration
Registrant Type: LLC
Region: Central
Country: US
Last Action Date: 2023-07-22
Certificate Issue Date: 2022-03-08
Airworthiness Date: 2026-04-14
Expiration Date: 2029-03-31
Street: 2505 SW WINTEROAK CIR
Initial registration issued 2026-04-14
FIRST ORDER AERONAUTICS LLC
LEES SUMMIT, MO 640812577
Status: Valid Registration
Registrant Type: LLC
Region: Central
Country: US
Last Action Date: 2023-07-22
Certificate Issue Date: 2022-03-08
Expiration Date: 2029-03-31
Street: 2505 SW WINTEROAK CIR