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Bosch Rexroth | LC63A40E7X

LC63A40E7X/

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The Bosch Rexroth LC63A40E7X/ is part of the LC 2 Way Cartridge Valves series. This cartridge valve has a nominal size of 63 and supports a maximum operating pressure of 420 bar. Its mounting cavity conforms to ISO 7368 standards. The valve features a 2:1 area ratio with a seat area of 30.2 square centimeters and an annulus area of 14.0 square centimeters. The effective area is specified at 44.2 square centimeters. It has a pilot volume of 102 cubic centimeters and a theoretical pilot flow of 612 liters per minute. The stroke length is 2.3 centimeters, and the valve weight is 7.2 kilograms. Cleanliness class for the system is rated at 20/18/15 according to ISO 4406.

Technical Specifications

Annulus Area (a2)
14.0 cm²

Area Ratio
2:1

Cleanliness Class (iso 4406)
20/18/15

Cracking Pressure (a→b)
3.80 bar

Effective Area (a3)
44.2 cm²

Max Operating Pressure
420 bar

Mounting Cavity
ISO 7368

Nominal Size
63

Pilot Volume
102 cm³

Poppet Form
Without Damping Nose

Seat Area (a1)
30.2 cm²

Stroke
2.3 cm

Theoretical Pilot Flow
612 l/min

Valve Weight
7.2 kg

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