Turbine helicopter

N51AG

1971 Bell UH-1H

Registered 1 NTSB/FAA record
Built
1971
Serial
71-20178
Class
Turbine helicopter
Engines
Ama/Expr UNKNOWN ENG
Status
Current as of October 2026
Registered owner
Brown Helicopter Inc (Corporation)
Based
Pensacola, FL
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1971 Bell UH-1H
Representative photo of a Bell UH-1H. Not a photo of N51AG.
Registration record

N51AG on the FAA register

Type
1971 Bell UH-1H
Serial
71-20178
Engines
Ama/Expr UNKNOWN ENG
Registered owner
Brown Helicopter Inc
Pensacola, FL
Certificate issued
2014-12-11
Airworthiness date
1997-07-17
Registration expires
2027-12-31
Airworthiness class
Restricted
Mode S (hex)
A65F1D
Mode S (octal)
51457435
Seats (type)
15
Weight class
up to 12,499 lb
Range (type)
274 nm
Cruise (type)
109 kt
Status
Current as of October 2026
Registry history

Timeline

  • 2027-12-31
    Registration expires (renewal due).
  • 2014-12-11
    Certificate of registration issued as N51AG.
  • 2004-12-16
    Accident at Rockford, AL; damage: substantial.
  • 1997-07-17
    Airworthiness date on the current FAA record (restricted category).
  • 1971
    Manufactured (1971).
Overview

About N51AG

N51AG is a 1971 Bell UH-1H, serial number 71-20178. The FAA register lists Brown Helicopter Inc as the registrant in Pensacola, Florida. The current certificate of registration was issued on December 11, 2014 and expires on December 31, 2027.

The FAA aircraft reference file describes the type as a turbine helicopter, one Ama/Expr UNKNOWN ENG engine and 15 seats. Published figures for the type give a cruise speed of about 109 knots and a range of about 274 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is restricted category, dated July 17, 1997.

N51AG has 1 accident/incident record on file (most serious damage: substantial); details are below. 1 earlier record involves a different aircraft that carried the same N-number.

Cruise
109 kt
Range
274 nm
Fuel burn
10 gph

Published figures for the Bell UH-1H type. They describe the model, not this airframe's equipment or condition.

Safety record

Accident & incident history

2004-12-16 Accident · Rockford, AL Damage: Substantial NTSB · ATL05LA035
Reported aircraft: Bell UH-1H
Probable cause: The pilot's failure to maintain adequate obstacle clearance, which resulted in an in-flight collision with a tree.
1983-03-31 Accident · Tomball, TX Damage: Substantial NTSB · FTW83LA173
Reported aircraft: Anderson, Greenwood 51 — a different aircraft that carried the N51AG registration before this airframe.

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.