Single-engine piston

N423CZ

Homebuilt Cozy

Registered No accidents on file
Built
—
Serial
423
Class
Single-engine piston
Engines
Lycoming O-320 series
Status
Current as of October 2026
Registered owner
Rutan Aircraft Flying Experience (Corporation)
Based
Waller, TX
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Registration record

N423CZ on the FAA register

Type
Homebuilt Cozy
Serial
423
Engines
Lycoming O-320 series
Registered owner
Rutan Aircraft Flying Experience
Waller, TX
Certificate issued
2022-05-25
Airworthiness date
1991-07-09
Registration expires
2029-05-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A5070E
Mode S (octal)
51203416
Seats (type)
3
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2029-05-31
    Registration expires (renewal due).
  • 2022-05-25
    Certificate of registration issued as N423CZ.
  • 1991-07-09
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
Overview

About N423CZ

N423CZ is a Homebuilt Cozy, serial number 423. The FAA register lists Rutan Aircraft Flying Experience as the registrant in Waller, Texas. The current certificate of registration was issued on May 25, 2022 and expires on May 31, 2029.

The FAA aircraft reference file describes the type as a single-engine piston, one Lycoming O-320 series engine and 3 seats. Its airworthiness certificate is experimental category (amateur-built), dated July 9, 1991.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N423CZ.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N423CZ.

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 Texas· 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.