N249SX - 2005 Cowan David W Sonex Aircraft Registration

AVAM

2005 COWAN DAVID W SONEX

Aircraft Description

N249SX is a 2005 Cowan David W SONEX, a single-engine reciprocating (piston) aircraft registered to N249SX LLC in Kaneohe, HI. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on May 31, 2005. The registration certificate was issued on April 17, 2025. The registration is set to expire on April 30, 2032. Powered by a Ama/expr UNKNOWN ENG engine, N249SX is. The aircraft's Mode S transponder code is A25314 (hex), used for ADS-B identification and flight tracking. N249SX was last tracked by AviatorDB at coordinates 21.2903, -158.0748 on March 22, 2026. The FAA registry record for N249SX was last updated on April 17, 2025. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Cowan David W is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 1 Cowan David W aircraft currently registered in the FAA database, including the SONEX model.

AviatorDB has found no NTSB accident or incident reports involving N249SX. 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
2005
Manufacturer
COWAN DAVID W
Model
SONEX
Type Aircraft
Fixed Wing Single Engine
ICAO Type Code
AVAMAvid Amphibian
Weight Class
Up to 12,500 lbs
Airworthiness Date
May 31, 2005
Classification
Experimental 2 Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
April 17, 2025

Registered Owner

Name
N249SX LLC
Address
45-625 HALEKOU PL # B
City
KANEOHE
State / Zip Code
Hawaii96744-5202
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
AMA/EXPR
Engine Model
UNKNOWN ENG
Mode S Code (Oct)
50451424
Mode S Code (Hex)
A25314

Additional Details

Registration
N249SX
Serial Number
0249
Number of Engines
1
Number of Seats
2
Expiration Date
April 30, 2032
Last Action Date
April 17, 2025
Last Update Date
January 19, 2026
Unique ID
00118599

Last Known Position

Date
April 5, 2026 (UTC 23:35:08)
Airport
Latitude
21.298906
Longitude
-158.081055

Data Source

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

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