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Bosch Rexroth | LC50B05E7X

LC50B05E7X/

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The Bosch Rexroth LC50B05E7X/ is part of the LC 2 Way Cartridge Valves series. It is designed with a nominal size of 50 and supports a maximum operating pressure of 420 bar. The valve uses NBR seal material and has a hydraulic fluid temperature range from minus 30 to plus 80 degrees Celsius. Its installation bore standard complies with ISO 7368. The piston area A1 measures 26.42 square centimeters, while the annulus area A2 is 1.85 square centimeters, giving an area ratio of 14.3 to 1. Cracking pressure from port A to B is rated at 0.28 bar. The valve features a poppet design without a damping nose and the cartridge weighs 3.9 kilograms. It is suitable for fluids within a viscosity range of 2.8 to 500 square millimeters per second and adheres to ISO 4406 20/18/15 cleanliness class.

Technical Specifications

Annulus Area A2
1.85 cm²

Area Ratio (a1:a2)
14.3:1

Cleanliness Class
ISO 4406 20/18/15

Cracking Pressure (a To B)
0.28 bar

Hydraulic Fluid Temp Range
−30 to +80 °C (NBR)

Installation Bore Standard
ISO 7368

Max Operating Pressure
420 bar

Nominal Size
50

Piston Area A1
26.42 cm²

Poppet Design
Without Damping Nose

Seal Material
NBR

Stroke (version E)
2.10 cm

Viscosity Range
2.8 to 500 mm²/s

Weight (cartridge)
3.9 kg

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