Has N504MH been in an accident?

No NTSB accident records are on file for N504MH.

What kind of aircraft is N504MH?

N504MH is a Hylio Inc HYL-150 (rotorcraft), serial number 17906110630.

Who is N504MH registered to?

N504MH is registered to Hylio Inc of Richmond, TX. Registration status: active.

N504MH — Hylio Inc HYL-150

Active registration

Checked against FAA & NTSB records · as of Nov 5, 2026

N504MH has no NTSB accident records on file. Registration data compiled from public FAA records as of Nov 5, 2026.

Aircraft record

Serial number: 17906110630
Manufacturer: Hylio Inc
Model: HYL-150
Category: Rotorcraft
Registration: Active
Registered to: Hylio Inc — Richmond, TX

View the FAA registry record for N504MH →

Accident & incident history

No NTSB accident records on file.

Registration timeline

Ownership and registration events for this airframe (the Hylio Inc HYL-150).

Dec 16, 2025registered — Hylio Inc
Dec 16, 2025registered — Hylio Inc
Aug 26, 2026deregistered

Earlier aircraft on this N-number

The tail number N504MH was previously assigned to a different aircraft. A registration number can be reused across unrelated airframes over decades — these are not the Hylio Inc HYL-150 above.

until Sep 28, 1965Lockheed P-38 (s/n 8333)

Frequently asked

Has N504MH been in an accident?: No NTSB accident records are on file for N504MH.
What kind of aircraft is N504MH?: N504MH is a Hylio Inc HYL-150 (rotorcraft), serial number 17906110630.
Who is N504MH registered to?: N504MH is registered to Hylio Inc of Richmond, TX. Registration status: active.

The full N504MH report

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Pre-buy question list generated from this aircraft’s actual records
Complete registration & deregistration timeline, print-ready

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