Registry / Grumman / HU-16B / N85303

Own N85303?

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.

N85303 V

Grumman HU-16B · 1951

Pilot & Owner Reviews

Be the first to share what you know about N85303.

Share your experience with N85303

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

+ Add detailed ratings (optional)
About your time with N85303 (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 N85303? Claim ownership to earn the Verified Owner badge on your reviews and to reply to other pilots' feedback.

Flight history & live tracking

ICAO24: abb4f1
No flight data on file yet for N85303.
Queries adsb.lol — works only if N85303 is broadcasting ADS-B right now. Daily sweep at 04:43 MST · external trackers above for guaranteed live data.
📸 Upload a photo of N85303

We won't display your email publicly.

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

Aircraft Type — ACFTREF 3950408

Grumman HU-16B
Engines: 2
Type: piston
Seats: 8
Cruise: 146 KTAS
Category: Experimental

Engine — CODE 67020

Manufacturer: Wright
Model: R-1820 SER
Type: Reciprocating (Piston)
Horsepower: 1,475 HP

FAA Registration Record

N-Number: N85303
Serial Number: 51-5303
Year Manufactured: 1951
ACFTREF Code: 3950408
Engine Code: 67020
Status: V (V)
Certification: 43
Type Aircraft: Fixed Wing Multi Engine (5)
Type Engine: Reciprocating (Piston) (1)
Source: master

Transponder / ADS-B

Mode S (octal): 52732361
ICAO 24-bit (hex): ABB4F1

Registrant

Duckbutt Llc
3855 Ambrosia St Ste 304
Castle Rock, CO, 801093959
FAA Region: S

Key Dates

Certificate Issued Apr 18, 2024
Airworthiness Feb 4, 2023
Expiration Apr 30, 2031
Last Activity Apr 18, 2024
Data as of Jun 5, 2026

Calculate Performance

Calculate density altitude, takeoff roll, and climb performance for a Grumman HU-16B at any airport.

Airport Performance Calculator

Pre-filled with HU-16B performance data

Need to ferry this aircraft?

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

Get a Quote

Other Grumman HU-16B registrations