Parker XRDH101F20-8T - 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. XRDH101F20-8T
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Products specifications
Attribute nameAttribute value
Reseat Pressure85% of pressure settingLeak Rate5 @ 75% Crack Pressure
Operating Temperature-35 to +200Pressure Control Range500-2000
Cavity Sizen/aCracking Pressuren/a
Filter Efficiency RatingISO 4406 18/16/13, SAE Class 4Maximum Operating Pressure5000
Pressure Control Sensitivityn/aStandard Setting Pressure1000
Operation TypeAutomaticPort Thread SizeSAE-8
ConfigurationDual Cross-over ReliefMinimum Operating Temperature-35
Maximum Tank Pressure5000Flow Rate20
Actuation TypePressure SensingDivisionHydraulic Systems Division
Body MaterialSteelFunctionBi-directional
Maximum Flow Rate20Installation TorqueN/A
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Seal MaterialD-Ring (Standard)
For Fluid TypeMineral-based or synthetic hydraulic fluidsMaximum Pressure Setting2000
Maximum Operating Temperature+200Maximum Inlet Pressure Rating5000
Mounting TypeLine MountedWeight4.5
Valve MaterialAll parts steel. All operating parts hardened steelAdjustment MechanismFixed
Maximum Inlet Pressure Rating5000 PSI, 350 BARPressure Control Range500-2000 PSI, 34.5-138 BAR
Flow Rate20 GPM, 75 L/MINMounting TypeLine Mounted
Seal MaterialD-Ring (Standard)Adjustment MechanismFixed
Standard Setting Pressure1000 PSI, 69 BARCracking PressureN/A
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