Single-engine piston

N21AH

Homebuilt RV-4

Registered No accidents on file
Built
—
Serial
1961
Class
Single-engine piston
Engines
Lycoming O-320 series
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Cheyenne, WY
Registration record

N21AH on the FAA register

Type
Homebuilt RV-4
Serial
1961
Engines
Lycoming O-320 series
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Cheyenne, WY
Certificate issued
1994-08-18
Airworthiness date
1995-11-14
Registration expires
2028-01-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A1B731
Mode S (octal)
50333461
Seats (type)
1
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2028-01-31
    Registration expires (renewal due).
  • 1995-11-14
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 1994-08-18
    Certificate of registration issued as N21AH to the current registrant.
  • 1990-11-20
    N21AH previously assigned to a Bell 206L-3 (s/n 51328); cancelled.
Overview

About N21AH

N21AH is a Homebuilt RV-4, serial number 1961. It is registered to an individual in Cheyenne, Wyoming. The current certificate of registration was issued on August 18, 1994 and expires on January 31, 2028.

The FAA aircraft reference file describes the type as a single-engine piston, one Lycoming O-320 series engine and 1 seats. Its airworthiness certificate is experimental category (amateur-built), dated November 14, 1995.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N21AH.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N21AH.

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 Wyoming· 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.