N421HK

Robinson Helicopter Company R22

Helicopter · serial 4273

Valid registration

Registered with the FAA until Sep 30, 2027.

Registered owner

Hotel Kilo Holdings LLC

Owner type: LLC
Address: 1289 la Mirada St, Laguna Beach, CA 92651

Aircraft

Make and model: Robinson Helicopter Company R22
Year built: —
Serial number: 4273
Type: Helicopter · Land
Engines: 1 × Piston
Seats: 2
Weight class: Up to 12,499 lb
Certification: Type certificated
Mode S code: A5000F (the transponder's ICAO address, used by ADS-B flight trackers)
Registered since: Sep 10, 2014 · last FAA action Mar 17, 2023

What a Robinson R22 looks likePhoto of a Robinson R22, not this aircraft: Jeroen Stroes Aviation Photography, CC BY 2.0, via Wikimedia Commons

Check the official record

This page mirrors the FAA's public registry file dated Oct 30, 2026. The FAA's own N-number inquiry is the official record, with the full owner address and documents.

Where is it now?

The registry doesn't show where an aircraft is flying. Flight trackers do, by tail number or Mode S code A5000F: FlightAware or ADS-B Exchange. Some owners block tracking through the FAA's privacy programs.

Something wrong?

Owners update their registration with the FAA Aircraft Registry; changes appear here the day after the FAA publishes them. Email admin@whoownsthisplane.com about how this site shows a record.