Piston helicopter

N644SP

Robinson R44 RAVEN II Piston Helicopters / R44 Newscopter / R44 Clipper II

Registered No accidents on file
Built
—
Serial
13661
Class
Piston helicopter
Engines
1
Status
Current as of October 2026
Registered owner
Southern Sky Helicopters LLC (LLC)
Based
Easley, SC
Registration record

N644SP on the FAA register

Type
Robinson R44 RAVEN II Piston Helicopters / R44 Newscopter / R44 Clipper II (FAA: Robinson R44 II)
Serial
13661
Engines
1
Registered owner
Southern Sky Helicopters LLC
Easley, SC
Certificate issued
2025-11-12
Airworthiness date
—
Registration expires
2032-11-30
Airworthiness class
—
Mode S (hex)
A875B5
Mode S (octal)
52072665
Seats (type)
4
Weight class
up to 12,499 lb
Range (type)
279 nm
Cruise (type)
100 kt
Status
Current as of October 2026
Registry history

Timeline

  • 2032-11-30
    Registration expires (renewal due).
  • 2025-11-12
    Certificate of registration issued as N644SP to the current registrant.
  • 2015-05-04
    N644SP previously assigned to a Hga Holdings Sportsman GS-2 (s/n 7410); cancelled.
  • 2009-11-25
    N644SP previously assigned to a Beechcraft KING Air C90 (s/n LJ-696); cancelled.
Overview

About N644SP

N644SP is a Robinson R44 RAVEN II Piston Helicopters / R44 Newscopter / R44 Clipper II (FAA model R44 II), serial number 13661. The FAA register lists Southern Sky Helicopters LLC as the registrant in Easley, South Carolina. The current certificate of registration was issued on November 12, 2025 and expires on November 30, 2032.

The FAA aircraft reference file describes the type as a piston helicopter and 4 seats. Published figures for the type give a cruise speed of about 100 knots and a range of about 279 nm; actual performance depends on configuration, load and conditions.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N644SP.

Cruise
100 kt
Range
279 nm
Fuel burn
15 gph

Published figures for the Robinson R44 RAVEN II Piston Helicopters / R44 Newscopter / R44 Clipper II 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 N644SP.

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

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Browse: Robinson aircraft for sale· Aircraft registered in South Carolina· Registry by state· FAA registry stats

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.