Piston helicopter

N64606

Vertol H21B

Registered No accidents on file
Built
—
Serial
54-4001
Class
Piston helicopter
Engines
Wright R-1820 series
Status
Current as of October 2026
Registered owner
Classic Rotors Museum (Corporation)
Based
Ramona, CA
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Registration record

N64606 on the FAA register

Type
Vertol H21B
Serial
54-4001
Engines
Wright R-1820 series
Registered owner
Classic Rotors Museum
Ramona, CA
Certificate issued
2021-12-15
Airworthiness date
1992-08-10
Registration expires
2028-12-31
Airworthiness class
Experimental · exhibition
Mode S (hex)
A87DFC
Mode S (octal)
52076774
Seats (type)
21
Weight class
12,500–19,999 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2028-12-31
    Registration expires (renewal due).
  • 2021-12-15
    Certificate of registration issued as N64606.
  • 1992-08-10
    Airworthiness date on the current FAA record (experimental category (exhibition)).
Overview

About N64606

N64606 is a Vertol H21B, serial number 54-4001. The FAA register lists Classic Rotors Museum as the registrant in Ramona, California. The current certificate of registration was issued on December 15, 2021 and expires on December 31, 2028.

The FAA aircraft reference file describes the type as a piston helicopter, one Wright R-1820 series engine and 21 seats. Its airworthiness certificate is experimental category (exhibition), dated August 10, 1992.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N64606.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N64606.

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 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.