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Bosch Rexroth | 4WMM6J5XB25

4WMM6J5X//B25

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The Bosch Rexroth 4WMM6J5X//B25 is a hand lever actuated valve from the WM Directional Spool Valves series. It features a spring return mechanism and can be installed in any position. The valve is equipped with four main ports and supports a maximum flow of 60 liters per minute. Its mounting interface follows DIN 24340 Form A and includes an NFPA D03 mounting pattern. The component handles a maximum operating pressure of 315 bar for ports a, b, and p, while the tank port supports up to 160 bar. It has a porting pattern conforming to ISO 4401-03-02-0-05. The hydraulic fluid temperature range is -30 to +80 degrees Celsius for NBR and -20 to +80 degrees Celsius for FKM seals. The valve accommodates fluid viscosities from 2.8 to 500 mm²/s and maintains cleanliness class ISO 4406 20/18/15.

Technical Specifications

Actuation
Hand Lever

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

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

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

Installation Position
Any

Main Ports
4

Maximum Flow
60 l/min

Maximum Operating Pressure (a/b/p)
315 bar

Maximum Tank Port Pressure (t)
160 bar

Mounting Interface
DIN 24340 Form A

Nfpa Mounting Pattern
D03

Porting Pattern
ISO 4401-03-02-0-05

Return Type
Spring Return

Throttle Insert
In Port P

Viscosity Range
2.8 to 500 mm2/s

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