Single-engine piston

N40100

1947 Homebuilt A-4

Registered No accidents on file
Built
1947
Serial
A-4-00
Class
Single-engine piston
Engines
Continental A&C65 series
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Placentia, CA
Registration record

N40100 on the FAA register

Type
1947 Homebuilt A-4
Serial
A-4-00
Engines
Continental A&C65 series
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Placentia, CA
Certificate issued
2005-03-28
Airworthiness date
—
Registration expires
2030-01-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A4B2C9
Mode S (octal)
51131311
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2030-01-31
    Registration expires (renewal due).
  • 2005-03-28
    Certificate of registration issued as N40100.
  • 1947
    Manufactured (1947).
Overview

About N40100

N40100 is a 1947 Homebuilt A-4, serial number A-4-00. It is registered to an individual in Placentia, California. The current certificate of registration was issued on March 28, 2005 and expires on January 31, 2030.

The FAA aircraft reference file describes the type as a single-engine piston, one Continental A&C65 series engine and 2 seats. Its airworthiness certificate is experimental category (amateur-built).

No NTSB accident or incident reports and no FAA preliminary notices are on file for N40100.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N40100.

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

Same state

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Browse: Aircraft registered in California· 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.