Piston helicopter

N40CT

2018 Homebuilt Cavalon

Registered 1 NTSB/FAA record
Built
2018
Serial
V00300
Class
Piston helicopter
Engines
Rotax 914UL
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Atherton, CA
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Registration record

N40CT on the FAA register

Type
2018 Homebuilt Cavalon
Serial
V00300
Engines
Rotax 914UL
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Atherton, CA
Certificate issued
2018-04-24
Airworthiness date
2018-05-22
Registration expires
2028-04-30
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A4AA8C
Mode S (octal)
51125214
Seats (type)
2
Weight class
up to 12,499 lb
Kit
Autogyro Gmbh CAVALON
Status
Current as of October 2026
Registry history

Timeline

  • 2028-04-30
    Registration expires (renewal due).
  • 2026-05-13
    Accident at Palo Alto, CA; damage: substantial.
  • 2018-05-22
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 2018-04-24
    Certificate of registration issued as N40CT to the current registrant.
  • 2012-11-15
    N40CT previously assigned to a Cessna 421 (s/n 421-0099); cancelled.
Overview

About N40CT

N40CT is a 2018 Homebuilt Cavalon, serial number V00300. It is registered to an individual in Atherton, California. The current certificate of registration was issued on April 24, 2018 and expires on April 30, 2028.

The FAA aircraft reference file describes the type as a piston helicopter, one Rotax 914UL engine and 2 seats. Its airworthiness certificate is experimental category (amateur-built), dated May 22, 2018.

N40CT has 1 accident/incident record on file (most serious damage: substantial); details are below.

Safety record

Accident & incident history

2026-05-13 Accident · Palo Alto, CA Damage: Substantial Minor injury NTSB · WPR26LA194
Reported aircraft: Autogyro Cavalon
Probable cause: The pilot s failure to maintain directional control during the landing roll, in gusting crosswind conditions.
NTSB report ↗

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

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Other piston helicopters on the register

  • N233AG2018 Autogyro Usa Ii Calidus
  • N279AT2017 Autogyro Usa Calidus

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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.