Registry / Grumman / HU-16D / N20861

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N20861 V

Grumman HU-16D · 1955 · Big Lake, AK

FAA Registry ↗ FlightAware ↗ FlightRadar24 ↗ ADS-B Globe ↗

This aircraft — FAA registration facts

N20861 is a 1955 Grumman HU-16D (serial 141278), registered to Upper Limit LLC (LLC) in Big Lake, AK. Its FAA registration is recorded as v and expires January 2030; the airworthiness certificate dates from December 1997 (28 years ago). It carries 2 Wright R-1820 SER engines rated at 1,475 hp each (2,950 hp total). Its Mode-S transponder broadcasts the ICAO 24-bit address A1B2FF. Upper Limit LLC holds 2 aircraft on the registry.

Registered owner
Upper Limit LLC
Owner type
LLC
Based in
Big Lake, AK
Serial number
141278
Year built
1955 · 71 yrs old
Airworthiness class
327
FAA status
V
Mode-S / ICAO24
A1B2FF · 50331377 octal
Certificate issued
Jan 13, 2004
Airworthiness date
Dec 5, 1997
Last FAA activity
Sep 30, 2023
Registration expires
Jan 31, 2030
FAA region
5

Source: FAA aircraft registry (public record). Community reviews and photos below.

Engine on this aircraft

Engine
Wright R-1820 SER
Engine type
Reciprocating (Piston)
Rated power
1,475 hp × 2 (2,950 hp total)
Power per seat
109 hp
FAA engine code
67020

Source: FAA engine reference (ENGINE.txt), matched on this registration's engine code.

Community facts about N20861

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Flight history & live tracking

ICAO24: a1b2ff
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Aircraft Type — ACFTREF 3950413

Grumman HU-16D
Engines: 2
Type: piston
Seats: 27
Cruise: 162 KTAS
Category: Experimental

Engine — CODE 67020

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

FAA Registration Record

N-Number: N20861
Serial Number: 141278
Year Manufactured: 1955
ACFTREF Code: 3950413
Engine Code: 67020
Status: V (V)
Certification: 327
Type Aircraft: Fixed Wing Multi Engine (5)
Type Engine: Reciprocating (Piston) (1)
Source: master

Documents & resources

Commonly available reference sources for the Grumman HU-16D. Always confirm against the manufacturer's current, authoritative publication for your specific aircraft.

View the Grumman HU-16D model overview, reviews & photos →

These are commonly available reference sources. FerryFlight Hub does not provide sample or generated documents on this page.

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Transponder / ADS-B

Mode S (octal): 50331377
ICAO 24-bit (hex): A1B2FF
ADS-B Exchange ↗ | FlightAware ↗

Registrant

Upper Limit LLC
LLC
View all 2 aircraft registered to this owner →
Po Box 520623
Big Lake, AK, 996520623
FAA Region: 5

Key Dates

Certificate Issued Jan 13, 2004
Airworthiness Dec 5, 1997
Expiration Jan 31, 2030
Last Activity Sep 30, 2023
Data as of Oct 5, 2026

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