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Bosch Rexroth | DR20-4-5X50Y12

DR20-4-5X/50Y/12

Name: DR20-4-5X/50Y/12
Brand: Bosch Rexroth
Price: 172 USD
Availability: InStock
Rating: 4.4 (13 reviews)

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The Bosch Rexroth DR20-4-5X/50Y/12 is a pressure reducing valve from the DR Pressure Reducing Valves series. This model features a rotary knob adjustment type and can be installed in any position. It supports a maximum flow rate of 300 liters per minute with subplate mounting and uses a porting pattern compliant with ISO 5781. The nominal size is NG25, and the set pressure rating is 50 bar. The valve operates with pilot oil supply internal and pilot oil return external Y. Seal material is NBR and the allowed viscosity range extends from 10 to 800 mm²/s. The valve is designed to work in ambient temperatures from -30 to +50 degrees Celsius and hydraulic fluid temperatures from -30 to +80 degrees Celsius.

Technical Specifications

Adjustment Type
Rotary Knob

Ambient Temperature (nbr)
–30 to +50 °C

Cleanliness Class
ISO 4406 20/18/15

Flow Direction
B to A

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

Installation Position
Any

Maximum Flow (subplate)
300 l/min

Mounting Style
Subplate Mounting

Nominal Size
NG25

Pilot Oil Return
External (Y)

Pilot Oil Supply
Internal

Porting Pattern
ISO 5781

Seal Material
NBR

Set Pressure Rating
50 bar

Viscosity Range
10 to 800 mm²/s

Weight (subplate)
5.3 kg

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