Single-engine piston

N21CU

Homebuilt Thatcher CX4

Registered No accidents on file
Built
—
Serial
21
Class
Single-engine piston
Engines
1
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Geneseo, IL
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Registration record

N21CU on the FAA register

Type
Homebuilt Thatcher CX4
Serial
21
Engines
1
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Geneseo, IL
Certificate issued
2010-04-28
Airworthiness date
—
Registration expires
2030-04-30
Airworthiness class
—
Mode S (hex)
A1B76E
Mode S (octal)
50333556
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2030-04-30
    Registration expires (renewal due).
  • 2010-04-28
    Certificate of registration issued as N21CU.
Overview

About N21CU

N21CU is a Homebuilt Thatcher CX4, serial number 21. It is registered to an individual in Geneseo, Illinois. The current certificate of registration was issued on April 28, 2010 and expires on April 30, 2030.

The FAA aircraft reference file describes the type as a single-engine piston and 2 seats.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N21CU.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N21CU.

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 Illinois· 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.