Single-engine piston

N121MK

Homebuilt Panther Tri-Gear

Registered No accidents on file
Built
—
Serial
121
Class
Single-engine piston
Engines
1
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Spicewood, TX
Registration record

N121MK on the FAA register

Type
Homebuilt Panther Tri-Gear
Serial
121
Engines
1
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Spicewood, TX
Certificate issued
2023-01-05
Airworthiness date
—
Registration expires
2030-01-31
Airworthiness class
—
Mode S (hex)
A05886
Mode S (octal)
50054206
Seats (type)
1
Weight class
up to 12,499 lb
Kit
Sport Performance Aviation Llc PANTHER TRI-GEAR
Status
Current as of October 2026
Registry history

Timeline

  • 2030-01-31
    Registration expires (renewal due).
  • 2023-01-05
    Certificate of registration issued as N121MK to the current registrant.
  • 2015-05-19
    N121MK previously assigned to a Homebuilt Pietenpol Air-Scout (s/n WA12121); cancelled.
Overview

About N121MK

N121MK is a Homebuilt Panther Tri-Gear, serial number 121. It is registered to an individual in Spicewood, Texas. The current certificate of registration was issued on January 5, 2023 and expires on January 31, 2030.

The FAA aircraft reference file describes the type as a single-engine piston and 1 seats.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N121MK.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N121MK.

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

Same state

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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.