Twin piston

N44HQ

1951 Grumman HU-16B

Registered No accidents on file
Built
1951
Serial
51-025
Class
Twin piston
Engines
2 × Wright R-1820-80
Status
Current as of October 2026
Registered owner
N44Hq Flyingboats LLC (LLC)
Based
Anchorage, AK
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Registration record

N44HQ on the FAA register

Type
1951 Grumman HU-16B
Serial
51-025
Engines
2 × Wright R-1820-80
Registered owner
N44Hq Flyingboats LLC
Anchorage, AK
Certificate issued
2023-10-25
Airworthiness date
2025-03-21
Registration expires
2030-10-31
Airworthiness class
Experimental · research & development
Mode S (hex)
A54902
Mode S (octal)
51244402
Seats (type)
8
Weight class
20,000 lb and over
Range (type)
2,478 nm
Cruise (type)
142 kt
Status
Current as of October 2026
Registry history

Timeline

  • 2030-10-31
    Registration expires (renewal due).
  • 2025-03-21
    Airworthiness date on the current FAA record (experimental category (research & development)).
  • 2023-10-25
    Certificate of registration issued as N44HQ.
  • 1951
    Manufactured (1951).
Overview

About N44HQ

N44HQ is a 1951 Grumman HU-16B, serial number 51-025. The FAA register lists N44Hq Flyingboats LLC as the registrant in Anchorage, Alaska. The current certificate of registration was issued on October 25, 2023 and expires on October 31, 2030.

The FAA aircraft reference file describes the type as a twin piston, two Wright R-1820-80 engines and 8 seats. Published figures for the type give a cruise speed of about 142 knots and a range of about 2,478 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is experimental category (research & development), dated March 21, 2025.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N44HQ.

Cruise
142 kt
Range
2,478 nm
Fuel burn
13 gph

Published figures for the Grumman HU-16B type. They describe the model, not this airframe's equipment or condition.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N44HQ.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.