Single-engine piston

N129SX

2009 Homebuilt Sonex

Registered No accidents on file
Built
2009
Serial
475
Class
Single-engine piston
Engines
Aerovee 2180
Status
Current as of October 2026
Registered owner
Co-owned · sign in to see
Based
Lake Havasu City, AZ
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Registration record

N129SX on the FAA register

Type
2009 Homebuilt Sonex
Serial
475
Engines
Aerovee 2180
Registered owner
Co-owned — the name of an individual registrant is shown to signed-in users. Sign in
Lake Havasu City, AZ
Certificate issued
2025-02-18
Airworthiness date
2009-09-30
Registration expires
2032-02-29
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A076C7
Mode S (octal)
50073307
Seats (type)
2
Weight class
up to 12,499 lb
Kit
Sonex Aircraft Llc SONEX
Status
Current as of October 2026
Registry history

Timeline

  • 2032-02-29
    Registration expires (renewal due).
  • 2025-02-18
    Certificate of registration issued as N129SX.
  • 2009-09-30
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
Overview

About N129SX

N129SX is a 2009 Homebuilt Sonex, serial number 475. It is registered to co-owners in Lake Havasu City, Arizona. The current certificate of registration was issued on February 18, 2025 and expires on February 29, 2032.

The FAA aircraft reference file describes the type as a single-engine piston, one Aerovee 2180 engine and 2 seats. Its airworthiness certificate is experimental category (amateur-built), dated September 30, 2009.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N129SX.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N129SX.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Aircraft registered in Arizona· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.