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Bosch Rexroth | LC50B40E7X

LC50B40E7X/

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The Bosch Rexroth LC50B40E7X/ is part of the LC 2 Way Cartridge Valves series. This model is designed for a nominal size of 50 and follows the ISO 7368 installation standard. The valve can withstand a maximum operating pressure of 420 bar. It is compatible with various hydraulic fluids including HL, HLP, HLPD, HVLP, and HVLPD. The allowable fluid viscosity range is from 2.8 to 500 mm²/s. Ambient temperature limits are -20 to +60°C with FKM seals and -30 to +60°C with NBR seals, while the fluid temperature range extends up to +80°C. The annulus area is set at 7 percent and the area ratio is 14.3 to 1. This model has a weight of 3.9 kg and meets the ISO 4406 cleanliness class 20/18/15.

Technical Specifications

Ambient Temp Range (fkm)
-20 to +60 C

Ambient Temp Range (nbr)
-30 to +60 C

Annulus Area (a2)
7%

Area Ratio (a1:a2)
14.3:1

Cleanliness Class
ISO 4406 (c) 20/18/15

Direction Of Flow
A↔B

Fluid Temp Range (fkm)
-20 to +80 C

Fluid Temp Range (nbr)
-30 to +80 C

Hydraulic Fluids
HL, HLP, HLPD, HVLP, HVLPD

Installation Standard
ISO 7368

Max Operating Pressure
420 bar

Mttfd
150 years

Nominal Size
50

Poppet Version
Without Damping Nose

Viscosity Range
2.8 to 500 mm²/s

Weight (type Lc)
3.9 kg

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