Piston helicopter

N503NS

Homebuilt Air Command 503

Registered No accidents on file
Built
—
Serial
S-1
Class
Piston helicopter
Engines
Bombardier ROTAX (ALL)
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Waco, TX
Registration record

N503NS on the FAA register

Type
Homebuilt Air Command 503
Serial
S-1
Engines
Bombardier ROTAX (ALL)
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Waco, TX
Certificate issued
2022-10-13
Airworthiness date
1991-05-24
Registration expires
2029-10-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A64652
Mode S (octal)
51443122
Seats (type)
1
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2029-10-31
    Registration expires (renewal due).
  • 2022-10-13
    Certificate of registration issued as N503NS.
  • 1991-05-24
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
Overview

About N503NS

N503NS is a Homebuilt Air Command 503, serial number S-1. It is registered to an individual in Waco, Texas. The current certificate of registration was issued on October 13, 2022 and expires on October 31, 2029.

The FAA aircraft reference file describes the type as a piston helicopter, one Bombardier ROTAX (ALL) engine and 1 seats. Its airworthiness certificate is experimental category (amateur-built), dated May 24, 1991.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N503NS.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N503NS.

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.