Has N504HH been in an accident?

No NTSB accident records are on file for N504HH.

What kind of aircraft is N504HH?

N504HH is a Hylio Inc HYL-150 (rotorcraft), serial number 17906110670.

N504HH is registered to Hylio Inc of Richmond, TX. Registration status: active.

Active registration

Checked against FAA & NTSB records · as of Jul 17, 2026

N504HH has no NTSB accident records on file. Registration data compiled from public FAA records as of Jul 17, 2026.

No NTSB accident records on file.

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

Has N504HH been in an accident?: No NTSB accident records are on file for N504HH.
What kind of aircraft is N504HH?: N504HH is a Hylio Inc HYL-150 (rotorcraft), serial number 17906110670.
Who is N504HH registered to?: N504HH is registered to Hylio Inc of Richmond, TX. Registration status: active.

The full N504HH report

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Full NTSB investigation narratives — the complete text, not just the cause line
Pre-buy question list generated from this aircraft’s actual records
Complete registration & deregistration timeline, print-ready

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