Twin piston

N121SP

1960 Aero Commander 500B

Registered No accidents on file
Built
1960
Serial
500B-984-25
Class
Twin piston
Engines
2 × Lycoming TIO-540 series
Status
Current as of October 2026
Registered owner
Fl280 LLC (LLC)
Based
Deland, FL
Registration record

N121SP on the FAA register

Type
1960 Aero Commander 500B (FAA: Aero Commander 500-B)
Serial
500B-984-25
Engines
2 × Lycoming TIO-540 series
Registered owner
Fl280 LLC
Deland, FL
Certificate issued
2023-02-04
Airworthiness date
1960-11-04
Registration expires
2030-02-28
Airworthiness class
Standard · normal
Mode S (hex)
A05907
Mode S (octal)
50054407
Seats (type)
7
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2030-02-28
    Registration expires (renewal due).
  • 2023-02-04
    Certificate of registration issued as N121SP.
  • 1960-11-04
    Airworthiness date on the current FAA record (standard category (normal)).
Overview

About N121SP

N121SP is a 1960 Aero Commander 500B (FAA model 500-B), serial number 500B-984-25. The FAA register lists Fl280 LLC as the registrant in Deland, Florida. The current certificate of registration was issued on February 4, 2023 and expires on February 28, 2030.

The FAA aircraft reference file describes the type as a twin piston, two Lycoming TIO-540 series engines and 7 seats. Its airworthiness certificate is standard category (normal), dated November 4, 1960.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N121SP.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N121SP.

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

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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.