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Bosch Rexroth | DB10-3-5X100U12

DB10-3-5X/100U/12

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The Bosch Rexroth DB10-3-5X/100U/12 is a pressure relief valve from the DB Pressure Relief Valves series. It is designed for subplate mounting and uses a lockable rotary knob with scale for adjustment. The valve supports a maximum subplate flow of 250 liters per minute and is suitable for hydraulic fluid temperatures ranging from -20 to 80 degrees Celsius. Its maximum operating pressure is 350 bar for the p and X ports, and 315 bar for the t and y ports. The pressure rating is specified at 100 bar. The porting pattern follows ISO 6264-06-09-*-97, and the mounting screws required are M12 x 50 according to ISO 4762. The recommended screw tightening torque is 75 Nm, and the unit has a size 10 body with a mass of 2.6 kg. It accommodates hydraulic fluids with viscosities from 10 to 800 mm²/s.

Technical Specifications

Adjustment Type
Lockable Rotary Knob W/ Scale

Hydraulic Fluid Temperature
-20 to +80 °C

Mass (subplate)
2.6 kg

Max Flow (subplate)
250 l/min

Max Operating Pressure (p, X)
350 bar

Max Operating Pressure (t)
315 bar

Max Operating Pressure (y)
315 bar

Mounting Screws
M12 x 50 (ISO 4762)

Mounting Type
Subplate

Porting Pattern
ISO 6264-06-09-*-97

Pressure Rating
100 bar

Screw Tightening Torque
75 Nm (±10%)

Size
10

Viscosity Range
10 to 800 mm²/s

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