Single-engine piston

N831MX

2020 Homebuilt Sonex

Registered No accidents on file
Built
2020
Serial
SNX-1723
Class
Single-engine piston
Engines
Corvair 120
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Royersford, PA
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Registration record

N831MX on the FAA register

Type
2020 Homebuilt Sonex
Serial
SNX-1723
Engines
Corvair 120
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Royersford, PA
Certificate issued
2020-08-10
Airworthiness date
2020-09-03
Registration expires
2027-08-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
AB5D3A
Mode S (octal)
52656472
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2027-08-31
    Registration expires (renewal due).
  • 2020-09-03
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 2020-08-10
    Certificate of registration issued as N831MX.
Overview

About N831MX

N831MX is a 2020 Homebuilt Sonex, serial number SNX-1723. It is registered to an individual in Royersford, Pennsylvania. The current certificate of registration was issued on August 10, 2020 and expires on August 31, 2027.

The FAA aircraft reference file describes the type as a single-engine piston, one Corvair 120 engine and 2 seats. Its airworthiness certificate is experimental category (amateur-built), dated September 3, 2020.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N831MX.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N831MX.

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 Pennsylvania· 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.