Categories ↠ Skidders / Yarders ↠ John Deere 640G

John Deere 640G Skidder

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

General Specifications

Dimensions

Blade Width	515 ft (157 m)
Cable Width	254 in (645 cm)
Drum Capacity at Cable Width	41,860 ft (12,759 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	146 lbs (66 kg)
Overall Length	10 ft (3 m)
Overall Width	99 ft (30 m)
Tong Opening at Tips	479 in (1,217 cm)

Engine

Aspiration	23900
Displacement	turbocharged cu in
Engine Model	157
Gross Power	151 hp (113 kw)
Net Power	2,200 hp (1,641 kw)
Peak Torque	1,350 lbs ft (1,830 nm)
Power Measured @	414 rpm
Torque Measured @	42 rpm

Hydraulic System

Pump Flow	3,000 gpm (11,355 lpm)
Pump Type	27
Relief Valve Pressure	11.3 psi

Operating Specifications

Alternator Supplied Amperage	planetary
Cooling System Fluid Capacity	5 gal (19 l)
Engine Oil Capacity	5 gal (17 l)
Front Diff Fluid Capacity	8 gal (29 l)
Fuel Capacity	8 gal (29 l)
Hydraulic System Fluid Capacity	90 degrees
Operating Voltage	95 amps
Operating Weight	12 V lbs (5 kg)
Rear Diff Fluid Capacity	8 gal (30 l)
Steering Angle	26 volts
Transmission Fluid Capacity	11 gal (42 l)

Transmission

Max Speed - Forward	6 mph (9 kph)
Number of Forward Gears	4
Number of Reverse Gears	15.7
Transmission Type	8

Undercarriage

Ground Contact Area	piston cu in
Length of Track on Ground	6068T ft (1,850 m)

Winch - Grapple Skidder

Drum Capacity - 25.4mm (1 in)

30 degrees

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