Categories ↠ Skidders / Yarders ↠ John Deere 640H

John Deere 640H Skidder

Category: Skidders / Yarders ➔
Manufacturer: John Deere ➔
Model: 640H ➔

General Specifications

Dimensions

Blade Width	52 ft (16 m)
Cable Width	179 in (455 cm)
Drum Capacity at Cable Width	43,388 ft (13,225 m)
Drum Diameter	1 in (2 cm)
Grapple Capacity - tongs tip to tip	8 cu ft (2 cu m)
Height - Top of Cab	2 ft (1 m)
Max Line Pull - bare drum	122 lbs (55 kg)
Overall Length	10 ft (3 m)
Overall Width	10 ft (3 m)

Engine

Aspiration	30275
Displacement	turbocharged cu in
Engine Model	172
Net Power	2,200 hp (1,641 kw)
Power Measured @	414 rpm
Torque Measured @	41 rpm

Hydraulic System

Pump Flow	3,100 gpm (11,734 lpm)
Pump Type	29
Relief Valve Pressure	11.3 psi

Operating Specifications

Alternator Supplied Amperage	powershift
Hydraulic System Fluid Capacity	45 degrees
Operating Voltage	90 amps
Operating Weight	12 V lbs (5 kg)
Steering Angle	26 - 28 volts
Tire Size	7.2
Transmission Fluid Capacity	15 gal (57 l)

Transmission

Max Speed - Forward	11 mph (17 kph)
Number of Forward Gears	7
Number of Reverse Gears	14.3
Transmission Type	8

Undercarriage

Ground Contact Area	variable axial-piston
Length of Track on Ground	6068H ft (1,850 m)

Winch - Grapple Skidder

Drum Capacity - 25.4mm (1 in)

30 degrees

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