Gyroplane

N423AG

2015 Homebuilt Mto Sport

Registered 1 NTSB/FAA record
Built
2015
Serial
M01235
Class
Gyroplane
Engines
Rotax 914UL
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Sunnyvale, CA
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Registration record

N423AG on the FAA register

Type
2015 Homebuilt Mto Sport
Serial
M01235
Engines
Rotax 914UL
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Sunnyvale, CA
Certificate issued
2025-12-18
Airworthiness date
2015-07-09
Registration expires
2032-12-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A506CB
Mode S (octal)
51203313
Seats (type)
2
Weight class
up to 12,499 lb
Kit
Autogyro Gmbh MTO SPORT
Status
Current as of October 2026
Registry history

Timeline

  • 2032-12-31
    Registration expires (renewal due).
  • 2026-06-29
    Accident at San Jose, CA; damage: substantial.
  • 2025-12-18
    Certificate of registration issued as N423AG.
  • 2015-07-09
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
Overview

About N423AG

N423AG is a 2015 Homebuilt Mto Sport, serial number M01235. It is registered to an individual in Sunnyvale, California. The current certificate of registration was issued on December 18, 2025 and expires on December 31, 2032.

The FAA aircraft reference file describes the type as a gyroplane, one Rotax 914UL engine and 2 seats. Its airworthiness certificate is experimental category (amateur-built), dated July 9, 2015.

N423AG has 1 accident/incident record on file (most serious damage: substantial); details are below.

Safety record

Accident & incident history

2026-06-29 Accident · San Jose, CA Damage: Substantial Serious injury NTSB · WPR26LA237
Reported aircraft: Autogyro MT03
Preliminary report: On June 29, 2026, about 1148 Pacific daylight Time, a MTO Sport gyroplane, N423AG, was substantially damaged when it was involved in an accident at Reid-Hillview Airport (RHV), San Jose, California. The pilot was seriously injured, and the passenger received minor injuries. The gyroplane was operated as a Title 14 Code of Federal Regulations Part 91 personal flight. According to the pilot, the purpose of the flight was to take a passenger on a local traffic pattern flight to demonstrate the gyroplane. The pilot reported that the pre-flight inspection, engine start, run-up, magneto check, and pre-takeoff checks revealed no anomalies. Before taking off from runway 14L, he engaged the…
NTSB report ↗

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.