Registry / Robert T Williams / BEARHAWK MODEL 5 / N521TY

Own N521TY?

Claim ownership to earn the Verified Owner badge on your reviews and to reply to other pilots' feedback.

+ Submit ownership claim →

We won't display your email publicly.

Helpful: bill of sale, registration certificate, insurance dec page. Names are auto-matched too — many claims auto-verify without a document.

Claims auto-verify when your name matches the FAA registrant. Otherwise an admin reviews — usually within 1 business day.

N521TY 7

Robert T Williams BEARHAWK MODEL 5 · 2023

Pilot & Owner Reviews

Be the first to share what you know about N521TY.

Share your experience with N521TY

Help other pilots, buyers and curious aviators. Reviews appear after a quick admin check.

+ Add detailed ratings (optional)
About your time with N521TY (specific to this airplane — helps other pilots)
Would you fly this airplane again?
Recommended for (pick any)

20–2,000 characters

We won't display your email publicly.

No reviews yet — be the first.

Pilot & Owner Reviews

Own N521TY? Claim ownership to earn the Verified Owner badge on your reviews and to reply to other pilots' feedback.

Flight history & live tracking

ICAO24: a68e65
No flight data on file yet for N521TY.
Queries adsb.lol — works only if N521TY is broadcasting ADS-B right now. Daily sweep at 04:43 MST · external trackers above for guaranteed live data.
📸 Upload a photo of N521TY

We won't display your email publicly.

Up to 10 photos per aircraft per uploader. Photos appear after admin approval.

Aircraft Type — ACFTREF 05641FK

Robert T Williams BEARHAWK MODEL 5
Engines: 1
Type: piston
Seats: 6
Category: Standard

Engine — CODE 42713

Manufacturer: Lycoming
Model: O-540 SERIES
Type: Reciprocating (Piston)
Horsepower: 235 HP

FAA Registration Record

N-Number: N521TY
Serial Number: M5-5-9M5/10M5-5018
Year Manufactured: 2023
ACFTREF Code: 05641FK
Engine Code: 42713
Status: 7 (7)
Certification: 42
Type Aircraft: Fixed Wing Single Engine (4)
Type Engine: Reciprocating (Piston) (1)
Source: master
Kit Manufacturer: Avipro Aircraft Ltd
Kit Model: BEARHAWK MODEL 5

Transponder / ADS-B

Mode S (octal): 51507145
ICAO 24-bit (hex): A68E65

Registrant

Sale Reported
5721 Lake Saint Clair Dr Se
Olympia, WA, 98513
FAA Region: S

Key Dates

Airworthiness Oct 28, 2023
Last Activity Dec 20, 2025
Data as of Jun 7, 2026

Calculate Performance

Calculate density altitude, takeoff roll, and climb performance for a Robert T Williams BEARHAWK MODEL 5 at any airport.

Airport Performance Calculator

Pre-filled with BEARHAWK MODEL 5 performance data

Need to ferry this aircraft?

FerryFlight connects you with experienced ferry pilots for domestic and international delivery flights.

Get a Quote