Turbine helicopter

N56DK

2009 Enstrom 480B Turbine

Registered No accidents on file
Built
2009
Serial
5127
Class
Turbine helicopter
Engines
Rolls-Royce 250-C20W
Status
Current as of October 2026
Registered owner
Deka Research & Development Corp (Corporation)
Based
Manchester, NH
Registration record

N56DK on the FAA register

Type
2009 Enstrom 480B Turbine
Serial
5127
Engines
Rolls-Royce 250-C20W
Registered owner
Deka Research & Development Corp
Manchester, NH
Certificate issued
2011-07-11
Airworthiness date
2009-01-06
Registration expires
2027-07-31
Airworthiness class
Standard · normal
Mode S (hex)
A724E6
Mode S (octal)
51622346
Seats (type)
5
Weight class
12,500–19,999 lb
Range (type)
165 nm
Cruise (type)
101 kt
Status
Current as of October 2026
Registry history

Timeline

  • 2027-07-31
    Registration expires (renewal due).
  • 2011-07-11
    Certificate of registration issued as N56DK.
  • 2009-01-06
    Airworthiness date on the current FAA record (standard category (normal)).
Overview

About N56DK

N56DK is a 2009 Enstrom 480B Turbine, serial number 5127. The FAA register lists Deka Research & Development Corp as the registrant in Manchester, New Hampshire. The current certificate of registration was issued on July 11, 2011 and expires on July 31, 2027.

The FAA aircraft reference file describes the type as a turbine helicopter, one Rolls-Royce 250-C20W engine and 5 seats. Published figures for the type give a cruise speed of about 101 knots and a range of about 165 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is standard category (normal), dated January 6, 2009.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N56DK.

Cruise
101 kt
Range
165 nm
Fuel burn
10 gph

Published figures for the Enstrom 480B Turbine 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 N56DK.

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.