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Bosch Rexroth | DR10-4-5X315Y

DR10-4-5X/315Y

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The Bosch Rexroth DR10-4-5X/315Y is part of the DR Pressure Reducing Valves series. It uses a rotary knob for adjustment and features subplate mounting. The valve supports a nominal size of NG10 and follows the ISO 5781 porting pattern. It allows a maximum flow rate of 150 liters per minute and has a set pressure rating of 315 bar. The ambient temperature range is from minus 30 to 50 degrees Celsius, while the permitted fluid temperature ranges from minus 30 to 80 degrees Celsius. The valve can handle fluid viscosities from 10 to 800 mm²/s. It includes a check valve, has an external pilot oil return, and meets ISO 4406 20/18/15 cleanliness standards. The weight of the subplate-mounted unit is 3.4 kg.

Technical Specifications

Adjustment Type
Rotary Knob

Ambient Temp Max (nbr)
50°C

Ambient Temp Min (nbr)
–30°C

Check Valve
Yes

Cleanliness Class
ISO 4406 20/18/15

Connection
Subplate Mounting

Fluid Temp Max (nbr)
80°C

Fluid Temp Min (nbr)
–30°C

Maximum Flow (subplate)
150 l/min

Nominal Size
NG10

Pilot Oil Return
External

Porting Pattern
ISO 5781

Set Pressure Rating
315 bar

Viscosity Max
800 mm²/s

Viscosity Min
10 mm²/s

Weight (subplate)
3.4 kg

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