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Bosch Rexroth | LC63A40D7X

LC63A40D7X/

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The Bosch Rexroth LC63A40D7X/ is a 2-way cartridge valve from the LC 2 Way Cartridge Valves series. This model features a nominal size of 63 and is designed according to ISO 7368 installation standards. The valve has a maximum operating pressure of 420 bar and a cracking pressure of 3.80 bar for flow from port a to b. Its poppet design includes a damping nose for controlled operation. The seat area A1 is 30.20 square centimeters, while the annulus area A2 is 14.00 square centimeters, giving an area ratio of 2:1. The control area A3 measures 44.20 square centimeters and the spool stroke is 2.8 centimeters. The cartridge has a weight of 7.2 kilograms and uses NBR as the seal material.

Technical Specifications

Annulus Area A2
14.00 cm²

Area Ratio (a1:a2)
2:1

Cartridge Weight
7.2 kg

Cleanliness Class Iso 4406
20/18/15

Control Area A3
44.20 cm²

Cracking Pressure (a→b)
3.80 bar

Installation Standard
ISO 7368

Max Operating Pressure
420 bar

Nominal Size
63

Pilot Volume (d)
124 cm³

Poppet Design
With Damping Nose

Seal Material
NBR

Seat Area A1
30.20 cm²

Spool Stroke (d)
2.8 cm

Valve Type
2-Way Cartridge Valve

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