Direct Acting Pressure Reducing Relieving Valves - PR103S21

Parker’s direct acting reducing & relieving valves are used in intermittent duty applications where specific functions require reduced and regulated pressure. Capable of flows up to 56 lpm (13 gpm) and pressures up to 420 bar (6000 psi).
Availability: 32 in stock
SKU: PR103S21
$77.40
Products specifications
Attribute nameAttribute value
Weight0.5 lbActuation TypePressure Sensing
Filter Efficiency RatingISO 4406 18/16/13, SAE Class 4For Fluid TypeMineral-based or synthetic hydraulic fluids
Maximum Pressure Setting1800 psiFunctionDirect Acting
Operating Temperature-37 to +93 °CPressure Control Sensitivity250 per turn psi
Adjustment MechanismScrewSeal MaterialD-Ring (Standard)
Standard Setting Pressure69 barCavity SizeC10-3
Mounting TypeScrew in cartridge valveValve MaterialAll parts steel. All operating parts hardened steel.
DivisionHydraulic Systems DivisionMaximum Operating Pressure210 bar
Operation TypeAutomaticMaximum Tank Pressure124 bar
Flow Rate56 L/minMaximum Inlet Pressure Rating3000 psi
Maximum Flow Rate15 Gal/minPressure Control Range600-1800 psi
Maximum Kinematic Viscosity45-2000 SSU (6 to 420 cSt)Maximum Drain Flow Rate0.03 Gal/min
Minimum Operating Temperature-37 °CBody MaterialN/A
Maximum Operating Temperature+93 °CMaximum Pressure Differential69 bar
ConfigurationPressure Reducing/RelievingInstallation Torque50-56 Nm
Pressure Control Range600-1800 PSI, 41.4-124 BARSeal MaterialD-Ring (Standard)
Adjustment MechanismScrewFlow Rate15 GAL/MIN, 56 L/MIN
Maximum Inlet Pressure Rating3000 PSI, 210 BAR
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