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Parker XRDH101S50-8T - Direct Acting Cross-Over Relief Valves

Cross-Over Relief cartridge valves provide pressure protection to hydraulic motors, cylinders and rotary actuators up to 120 lpm (32 gpm) and 350 bar (5000 psi). Available in single or dual cartridge, in-line, manifold, or motor mount configurations.

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Brand Parker

Part No. XRDH101S50-8T

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Products specifications

Attribute name	Attribute value
Maximum Tank Pressure	350 bar	Actuation Type	Pressure Sensing
Mounting Type	Line Mounted	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Seal Material	D-Ring (Standard)	Maximum Operating Temperature	+93 °C
Pressure Control Range	34.5-350 bar	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Leak Rate	0.33 @ 75% Crack Pressure cm3/min	Adjustment Mechanism	Screw
Valve Material	All parts steel. All operating parts hardened steel	Maximum Inlet Pressure Rating	5000 psi
Minimum Operating Temperature	-35 °F	Body Material	Steel
Maximum Flow Rate	75 L/min	Standard Setting Pressure	2500 psi
Function	Bi-directional	Division	Hydraulic Systems Division
Cracking Pressure	N/A psi	Cavity Size	n/a
Installation Torque	N/A Nm	Maximum Pressure Setting	350 bar
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	Flow Rate	20 Gal/min
Maximum Operating Pressure	5000 psi	Operation Type	Automatic
Configuration	Dual Cross-over Relief	Weight	2 kg
Reseat Pressure	85% of pressure setting	Operating Temperature	-35 to +200 °F
Port Thread Size	SAE-8	Pressure Control Sensitivity	589 per turn psi
Seal Material	D-Ring (Standard)	Adjustment Mechanism	Screw
Pressure Control Range	500-5000 PSI, 34.5-350 BAR	Cracking Pressure	N/A
Flow Rate	20 GPM, 75 L/MIN	Mounting Type	Line Mounted
Standard Setting Pressure	2500 PSI, 172 BAR	Maximum Inlet Pressure Rating	5000 PSI, 350 BAR

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