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Bosch Rexroth | DR20K4-1X315YM

DR20K4-1X/315YM

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The Bosch Rexroth DR20K4-1X/315YM is part of the DR Pressure Reducing Valves series. This valve features a rotary knob for adjustment and uses a screw-in cartridge connection type. Its set pressure rating is 315 bar, and it supports a maximum operating pressure at the input of 315 bar. The maximum counter pressure at port Y is 250 bar. It is designed for use with hydraulic fluids having a viscosity range of 10 to 800 mm2/s and can operate in ambient and fluid temperatures from -20 to +80 degrees Celsius when using NBR seals. The valve is suitable for installation in any position and is specified with ISO 4406 (c) cleanliness class 20/18/15. It weighs 2.8 kg and does not utilize a spring return mechanism.

Technical Specifications

Adjustment Type
Rotary Knob

Ambient Temp Range
-20 to +80 C (NBR)

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

Connection Type
Screw-In Cartridge

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

Installation Position
Any

Max Counter Pressure (port Y)
250 bar

Max Operating Pressure (input)
315 bar

Pilot Oil Supply/return
Internal/External (Y)

Screw-in Tightening Torque
50 Nm

Seal Material
NBR

Set Pressure Rating
315 bar

Size (ng)
25

Spring Return
None

Viscosity Range
10 to 800 mm2/s

Weight
2.8 kg

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