Registry / Knowles Kenneth K / SONEX / N531SX

Own N531SX?

Claim ownership to earn the Verified Owner badge on your reviews and to reply to other pilots' feedback.

+ Submit ownership claim →

We won't display your email publicly.

Helpful: bill of sale, registration certificate, insurance dec page. Names are auto-matched too — many claims auto-verify without a document.

Claims auto-verify when your name matches the FAA registrant. Otherwise an admin reviews — usually within 1 business day.

N531SX V

Knowles Kenneth K SONEX · 2008

Pilot & Owner Reviews

Be the first to share what you know about N531SX.

Share your experience with N531SX

Help other pilots, buyers and curious aviators. Reviews appear after a quick admin check.

+ Add detailed ratings (optional)
About your time with N531SX (specific to this airplane — helps other pilots)
Would you fly this airplane again?
Recommended for (pick any)

20–2,000 characters

We won't display your email publicly.

No reviews yet — be the first.

Pilot & Owner Reviews

Own N531SX? Claim ownership to earn the Verified Owner badge on your reviews and to reply to other pilots' feedback.

Flight history & live tracking

ICAO24: a6b5ca
No flight data on file yet for N531SX.
Queries adsb.lol — works only if N531SX is broadcasting ADS-B right now. Daily sweep at 04:43 MST · external trackers above for guaranteed live data.
📸 Upload a photo of N531SX

We won't display your email publicly.

Up to 10 photos per aircraft per uploader. Photos appear after admin approval.

Aircraft Type — ACFTREF 05627QG

Knowles Kenneth K SONEX
Engines: 1
Type: piston
Seats: 2
Category: Standard

Engine — CODE 01401

Manufacturer: Aeroconver
Model: AEROVEE
Type: Reciprocating (Piston)
Horsepower: 80 HP

FAA Registration Record

N-Number: N531SX
Serial Number: 0531
Year Manufactured: 2008
ACFTREF Code: 05627QG
Engine Code: 01401
Status: V (V)
Certification: 42
Type Aircraft: Fixed Wing Single Engine (4)
Type Engine: 4-Cycle Piston (8)
Source: master
Kit Manufacturer: Sonex Aircraft Llc
Kit Model: SONEX

Transponder / ADS-B

Mode S (octal): 51532712
ICAO 24-bit (hex): A6B5CA

Registrant

Eagle Sport Llc
7958 W Quail Track Dr
Peoria, AZ, 853836274
FAA Region: 4

Key Dates

Certificate Issued May 10, 2024
Airworthiness Dec 30, 2008
Expiration May 31, 2031
Last Activity Oct 21, 2024
Data as of Jun 8, 2026

Calculate Performance

Calculate density altitude, takeoff roll, and climb performance for a Knowles Kenneth K SONEX at any airport.

Airport Performance Calculator

Pre-filled with SONEX performance data

Need to ferry this aircraft?

FerryFlight connects you with experienced ferry pilots for domestic and international delivery flights.

Get a Quote