Turbine helicopter

N431LH

1971 Bell UH-1H

Registered No accidents on file
Built
1971
Serial
71-20257
Class
Turbine helicopter
Engines
Lycoming T53-L-13
Status
Current as of October 2026
Registered owner
Ds Flight Services LLC (LLC)
Based
Battle Ground, WA
1971 Bell UH-1H
Representative photo of a Bell UH-1H. Not a photo of N431LH.
Registration record

N431LH on the FAA register

Type
1971 Bell UH-1H
Serial
71-20257
Engines
Lycoming T53-L-13
Registered owner
Ds Flight Services LLC
Battle Ground, WA
Certificate issued
2021-06-16
Airworthiness date
2012-03-12
Registration expires
2028-06-30
Airworthiness class
Experimental · exhibition
Mode S (hex)
A527D7
Mode S (octal)
51223727
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

  • 2028-06-30
    Registration expires (renewal due).
  • 2021-06-16
    Certificate of registration issued as N431LH.
  • 2012-03-12
    Airworthiness date on the current FAA record (experimental category (exhibition)).
  • 1971
    Manufactured (1971).
Overview

About N431LH

N431LH is a 1971 Bell UH-1H, serial number 71-20257. The FAA register lists Ds Flight Services LLC as the registrant in Battle Ground, Washington. The current certificate of registration was issued on June 16, 2021 and expires on June 30, 2028.

The FAA aircraft reference file describes the type as a turbine helicopter, one Lycoming T53-L-13 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 experimental category (exhibition), dated March 12, 2012.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N431LH.

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

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N431LH.

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.