Piston helicopter

N668TM

2000 Robinson R44 Raven I

Registered 1 NTSB/FAA record
Built
2000
Serial
1032
Class
Piston helicopter
Engines
Lycoming O-540-F1B5
Status
Current as of October 2026
Registered owner
Alpha Helicopters LLC (LLC)
Based
Lewes, DE
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Registration record

N668TM on the FAA register

Type
2000 Robinson R44 Raven I
Serial
1032
Engines
Lycoming O-540-F1B5
Registered owner
Alpha Helicopters LLC
Lewes, DE
Certificate issued
2026-04-12
Airworthiness date
2001-04-03
Registration expires
2033-04-30
Airworthiness class
Standard · normal
Mode S (hex)
A8D3A6
Mode S (octal)
52151646
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

  • 2033-04-30
    Registration expires (renewal due).
  • 2026-04-17
    N668TM previously assigned to a Robinson R44 RAVEN I Piston Helicopters / R44 Cadet / R44 RAVEN II Piston Helicopters (s/n 1228); cancelled.
  • 2026-04-12
    Certificate of registration issued as N668TM to the current registrant.
  • 2025-11-14
    Accident at Cookeville, TN; damage: substantial.
  • 2008-06-10
    N668TM previously assigned to a Piper Navajo Chieftain / PA-31 350 Chieftain (s/n 31-8052008); cancelled.
  • 2001-04-03
    Airworthiness date on the current FAA record (standard category (normal)).
  • 2000
    Manufactured (2000).
Overview

About N668TM

N668TM is a 2000 Robinson R44 Raven I, serial number 1032. The FAA register lists Alpha Helicopters LLC as the registrant in Lewes, Delaware. The current certificate of registration was issued on April 12, 2026 and expires on April 30, 2033.

The FAA aircraft reference file describes the type as a piston helicopter, one Lycoming O-540-F1B5 engine 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. Its airworthiness certificate is standard category (normal), dated April 3, 2001.

N668TM has 1 accident/incident record on file (most serious damage: substantial); details are below.

Cruise
100 kt
Range
279 nm
Fuel burn
15 gph

Published figures for the Robinson R44 Raven I type. They describe the model, not this airframe's equipment or condition. Robinson R44 Raven I specs, prices and for-sale inventory →

Safety record

Accident & incident history

2025-11-14 Accident · Cookeville, TN Damage: Substantial NTSB · ERA26LA048
Reported aircraft: Robinson R44
Probable cause: The pilot s failure to maintain an appropriate decent rate during approach, resulting in a hard landing.
NTSB report ↗

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· Robinson R44 Raven I overview· Aircraft registered in Delaware· 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.