Single-engine piston

N121WY

2009 Homebuilt Avid Mark 4

Registered No accidents on file
Built
2009
Serial
1593D
Class
Single-engine piston
Engines
Rotax 912ULS series
Status
Current as of October 2026
Registered owner
Co-owned · sign in to see
Based
Bar Nunn, WY
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Registration record

N121WY on the FAA register

Type
2009 Homebuilt Avid Mark 4
Serial
1593D
Engines
Rotax 912ULS series
Registered owner
Co-owned — the name of an individual registrant is shown to signed-in users. Sign in
Bar Nunn, WY
Certificate issued
2018-09-04
Airworthiness date
2010-10-22
Registration expires
2028-09-30
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A05974
Mode S (octal)
50054564
Seats (type)
2
Weight class
up to 12,499 lb
Kit
Avid Aircraft AVID MARK IV
Status
Current as of October 2026
Registry history

Timeline

  • 2028-09-30
    Registration expires (renewal due).
  • 2018-09-04
    Certificate of registration issued as N121WY.
  • 2010-10-22
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 2009
    Manufactured (2009).
Overview

About N121WY

N121WY is a 2009 Homebuilt Avid Mark 4, serial number 1593D. It is registered to co-owners in Bar Nunn, Wyoming. The current certificate of registration was issued on September 4, 2018 and expires on September 30, 2028.

The FAA aircraft reference file describes the type as a single-engine piston, one Rotax 912ULS series engine and 2 seats. Its airworthiness certificate is experimental category (amateur-built), dated October 22, 2010.

No NTSB accident or incident reports and no FAA preliminary notices are on file for this airframe as N121WY. 1 earlier record involves a different aircraft that carried the same N-number.

Safety record

Accident & incident history

1980-07-04 Accident · Santa Ana,Ca, 05 Damage: Substantial NTSB · 3 3577
Reported aircraft: Piper PA32RT — a different aircraft that carried the N121WY registration before this airframe.

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 Wyoming· 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.