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Pilot Operated Pressure Reducing Relieving Valves

Picture for category Pilot Operated Pressure Reducing Relieving Valves

*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.

Parker's family of pilot operated acting reducing & relieving valves provide superior pressure control in applications where specific regulated and relief pressures are needed for precise operation on functions that require regulated pressures up to 380 bar (5500 psi) and flows up to 150 lpm (40 gpm). Parker's pilot operated acting reducing & relieving valves are designed with several pressure ranges in order to give a higher degree of control with a variety of adjustment style options available. The additional valve stability due to the pilot operation make these valves ideal for sensitive functions such as up or downforce, clamping, or braking applications on various types of machinery within the mobile and industrial markets.

Markets:
• Agriculture
• Construction Equipment
• Industrial
• Miscellaneous Manufacturing
• Miscellaneous Mobile

Features/Benefits:
• Multiple pressure ranges available for more accurate pressure control
• Compact size for reduced space requirements
• Adjustable and tamperproof versions available
• High pressure capacity
• All external parts zinc plated

Applications:
• Brakes
• Clamps
• Suspension systems
• Up/down-force systems

Additional Technical Insight:
Typical applications are in mobile & industrial equipment, where a branch of the system is intended to operate at a lower setting than high system pressure.  Hydraulic functions such as brake circuits, clamping or clutch circuits, suspension systems, street sweepers, or seeding and planting rows in agricultural equipment are common applications for these products.
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ActionSKUAvailabilityPartner AvailablePriceUOMAdjustment MechanismFlow RateMounting TypeCracking PressureSeal MaterialPressure Control RangePort Thread SizeMinimum Operating TemperatureAdjustment MechanismCavity SizeMounting TypePressure Control RangeOperating TemperaturePressure Control SensitivityFlow RateMaximum Kinematic ViscosityFunctionMaximum Tank PressureMaximum Inlet Pressure RatingCracking PressureMaximum Flow RateDivisionMaximum Drain Flow RateFor Fluid TypeValve MaterialSeal MaterialMaximum Operating TemperatureLeak RateMaximum Pressure SettingWeightMaximum Operating PressureConfigurationActuation TypeBody MaterialFilter Efficiency RatingInstallation TorqueStandard Setting PressureDivisionOperation Type
PRH081K50
Backordered
Backordered
$98.75/each
EAKnob8 GAL/MIN, 30 L/MINScrew in cartridge valveN/AD-Ring (Standard)200-5000 PSI, 13.8-350 BARN/A-37 °CKnobC08-3Screw in cartridge valve200-5000 psi-35 to +200 °F131.7 per turn bar30 L/min45-2000 SSU (6 to 420 cSt)Pilot Operated350 bar380 barN/A psi8 Gal/minHydraulic Cartridge Systems Division0.56 L/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelD-Ring (Standard)+200 °FN/A cc/min350 bar0.11 kg5000 psiPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 432-36 lb-ft172 barHydraulic Systems DivisionAutomatic
PRH081S10
Backordered
4 in stock
$108.58/each
EAScrew8 GAL/MIN, 30 L/MINScrew in cartridge valveN/AD-Ring (Standard)100-1000 PSI, 6.9-69 BARN/A-35 °FScrewC08-3Screw in cartridge valve100-1000 psi-35 to +200 °F285 per turn psi8 Gal/min45-2000 SSU (6 to 420 cSt)Pilot Operated350 bar5500 psiN/A psi30 L/minHydraulic Cartridge Systems Division0.56 L/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelD-Ring (Standard)+200 °FN/A cc/min69 bar0.11 kg350 barPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 443-49 Nm500 psiHydraulic Systems DivisionAutomatic
PRH081S10V
Backordered
Backordered
$92.00/each
EAScrew8 GAL/MIN, 30 L/MINScrew in cartridge valveN/AFluorocarbon100-1000 PSI, 6.9-69 BARN/A-15 °FScrewC08-3Screw in cartridge valve100-1000 psi-15 to +400 °F285 per turn psi8 Gal/min45-2000 SSU (6 to 420 cSt)Pilot Operated350 bar5500 psiN/A psi30 L/minHydraulic Cartridge Systems Division0.56 L/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelFluorocarbon+204 °CN/A cc/min1000 psi0.25 lb5000 psiPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 443-49 Nm34.5 barHydraulic Systems DivisionAutomatic
PRH081S30
Backordered
Backordered
$83.52/each
EAScrew8 GAL/MIN, 30 L/MINScrew in cartridge valveN/AD-Ring (Standard)200-3000 PSI, 13.8-210 BARN/A-37 °CScrewC08-3Screw in cartridge valve13.8-210 bar-37 to +93 °C859 per turn psi30 L/min45-2000 SSU (6 to 420 cSt)Pilot Operated5000 psi380 barN/A psi30 L/minHydraulic Cartridge Systems Division0.15 Gal/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelD-Ring (Standard)+93 °CN/A cc/min210 bar0.25 lb5000 psiPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 432-36 lb-ft1500 psiHydraulic Systems DivisionAutomatic
PRH081S30N
Backordered
Backordered
$92.00/each
EAScrew8 GAL/MIN, 30 L/MINScrew in cartridge valveN/ANitrile200-3000 PSI, 13.8-210 BARN/A-34 °CScrewC08-3Screw in cartridge valve200-3000 psi-34 to +121 °C859 per turn psi30 L/min45-2000 SSU (6 to 420 cSt)Pilot Operated350 bar380 barN/A psi8 Gal/minHydraulic Cartridge Systems Division0.15 Gal/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelNitrile+250 °FN/A cc/min3000 psi0.11 kg5000 psiPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 432-36 lb-ft1500 psiHydraulic Systems DivisionAutomatic
PRH081S30V
Backordered
Backordered
$92.00/each
EAScrew8 GAL/MIN, 30 L/MINScrew in cartridge valveN/AFluorocarbon200-3000 PSI, 13.8-210 BARN/A-15 °FScrewC08-3Screw in cartridge valve13.8-210 bar-15 to +400 °F859 per turn psi8 Gal/min45-2000 SSU (6 to 420 cSt)Pilot Operated5000 psi5500 psiN/A psi30 L/minHydraulic Cartridge Systems Division0.56 L/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelFluorocarbon+400 °FN/A cc/min210 bar0.11 kg5000 psiPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 443-49 Nm103.5 barHydraulic Systems DivisionAutomatic
PRH081S50
Backordered
10 in stock
$108.58/each
EAScrew8 GAL/MIN, 30 L/MINScrew in cartridge valveN/AD-Ring (Standard)200-5000 PSI, 13.8-350 BARN/A-35 °FScrewC08-3Screw in cartridge valve13.8-350 bar-35 to +200 °F1910 per turn psi30 L/min45-2000 SSU (6 to 420 cSt)Pilot Operated5000 psi5500 psiN/A psi8 Gal/minHydraulic Cartridge Systems Division0.56 L/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelD-Ring (Standard)+200 °FN/A cc/min350 bar0.11 kg350 barPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 432-36 lb-ft2500 psiHydraulic Systems DivisionAutomatic
PRH081S50V
Backordered
Backordered
$92.00/each
EAScrew8 GAL/MIN, 30 L/MINScrew in cartridge valveN/AFluorocarbon200-5000 PSI, 13.8-350 BARN/A-26 °CScrewC08-3Screw in cartridge valve13.8-350 bar-15 to +400 °F1910 per turn psi30 L/min45-2000 SSU (6 to 420 cSt)Pilot Operated5000 psi380 barN/A psi8 Gal/minHydraulic Cartridge Systems Division0.15 Gal/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelFluorocarbon+204 °CN/A cc/min5000 psi0.25 lb350 barPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 443-49 Nm2500 psiHydraulic Systems DivisionAutomatic
PRH081T10
Backordered
Backordered
$98.09/each
EATamper Resistant8 GAL/MIN, 30 L/MINScrew in cartridge valveN/AD-Ring (Standard)100-1000 PSI, 6.9-69 BARN/A-35 °FTamper ResistantC08-3Screw in cartridge valve100-1000 psi-35 to +200 °F285 per turn psi30 L/min45-2000 SSU (6 to 420 cSt)Pilot Operated350 bar5500 psiN/A psi30 L/minHydraulic Cartridge Systems Division0.56 L/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelD-Ring (Standard)+93 °CN/A cc/min69 bar0.25 lb5000 psiPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 443-49 Nm34.5 barHydraulic Systems DivisionAutomatic
PRH081T30
Backordered
Backordered
$98.09/each
EATamper Resistant8 GAL/MIN, 30 L/MINScrew in cartridge valveN/AD-Ring (Standard)200-3000 PSI, 13.8-210 BARN/A-37 °CTamper ResistantC08-3Screw in cartridge valve200-3000 psi-35 to +200 °F859 per turn psi8 Gal/min45-2000 SSU (6 to 420 cSt)Pilot Operated5000 psi380 barN/A psi30 L/minHydraulic Cartridge Systems Division0.56 L/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelD-Ring (Standard)+93 °CN/A cc/min3000 psi0.25 lb5000 psiPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 432-36 lb-ft1500 psiHydraulic Systems DivisionAutomatic
PRH081T30V
Backordered
Backordered
$103.31/each
EATamper Resistant8 GAL/MIN, 30 L/MINScrew in cartridge valveN/AFluorocarbon200-3000 PSI, 13.8-210 BARN/A-26 °CTamper ResistantC08-3Screw in cartridge valve13.8-210 bar-26 to +204 °C859 per turn psi30 L/min45-2000 SSU (6 to 420 cSt)Pilot Operated350 bar5500 psiN/A psi8 Gal/minHydraulic Cartridge Systems Division0.15 Gal/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelFluorocarbon+204 °CN/A cc/min210 bar0.11 kg350 barPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 443-49 Nm1500 psiHydraulic Systems DivisionAutomatic
PRH081T50
Backordered
Backordered
$98.09/each
EATamper Resistant8 GAL/MIN, 30 L/MINScrew in cartridge valveN/AD-Ring (Standard)200-5000 PSI, 13.8-350 BARN/A-37 °CTamper ResistantC08-3Screw in cartridge valve13.8-350 bar-35 to +200 °F131.7 per turn bar30 L/min45-2000 SSU (6 to 420 cSt)Pilot Operated5000 psi5500 psiN/A psi8 Gal/minHydraulic Cartridge Systems Division0.15 Gal/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelD-Ring (Standard)+93 °CN/A cc/min5000 psi0.11 kg350 barPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 432-36 lb-ft172 barHydraulic Systems DivisionAutomatic
PRH081T50V
Backordered
Backordered
$103.31/each
EATamper Resistant8 GAL/MIN, 30 L/MINScrew in cartridge valveN/AFluorocarbon200-5000 PSI, 13.8-350 BARN/A-15 °FTamper ResistantC08-3Screw in cartridge valve200-5000 psi-26 to +204 °C131.7 per turn bar8 Gal/min45-2000 SSU (6 to 420 cSt)Pilot Operated5000 psi5500 psiN/A psi30 L/minHydraulic Cartridge Systems Division0.56 L/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelFluorocarbon+204 °CN/A cc/min350 bar0.25 lb350 barPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 443-49 Nm172 barHydraulic Systems DivisionAutomatic
PRH101K10
Backordered
Backordered
$89.61/each
EAKnob15 GAL/MIN, 56.3 L/MINScrew in cartridge valveN/AD-Ring (Standard)200-1000 PSI, 13.7-69 BARN/A-35 °FKnobC10-3Screw in cartridge valve13.7-69 bar-37 to +93 °C285 per turn psi56.3 L/min45-2000 SSU (6 to 420 cSt)Pilot Operated5000 psi5500 psiN/A psi15 Gal/minHydraulic Cartridge Systems Division0.94 L/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelD-Ring (Standard)+93 °CN/A cc/min1000 psi0.23 kg350 barPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 469-75 Nm34.5 barHydraulic Systems DivisionAutomatic
PRH101K10V
Backordered
Backordered
$95.48/each
EAKnob15 GAL/MIN, 56.3 L/MINScrew in cartridge valveN/AFluorocarbon200-1000 PSI, 13.7-69 BARN/A-26 °CKnobC10-3Screw in cartridge valve13.7-69 bar-15 to +400 °F19.6 per turn bar15 Gal/min45-2000 SSU (6 to 420 cSt)Pilot Operated5000 psi380 barN/A psi15 Gal/minHydraulic Cartridge Systems Division0.25 Gal/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelFluorocarbon+204 °CN/A cc/min1000 psi0.5 lb350 barPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 469-75 Nm500 psiHydraulic Systems DivisionAutomatic
PRH101K30
Backordered
Backordered
$89.61/each
EAKnob15 GAL/MIN, 56.3 L/MINScrew in cartridge valveN/AD-Ring (Standard)600-3000 PSI, 41.4-210 BARN/A-35 °FKnobC10-3Screw in cartridge valve41.4-210 bar-35 to +200 °F58.9 per turn bar56.3 L/min45-2000 SSU (6 to 420 cSt)Pilot Operated350 bar380 barN/A psi56.3 L/minHydraulic Cartridge Systems Division0.94 L/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelD-Ring (Standard)+93 °CN/A cc/min3000 psi0.23 kg350 barPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 451-55 lb-ft1500 psiHydraulic Systems DivisionAutomatic
PRH101K30V
Backordered
Backordered
$95.48/each
EAKnob15 GAL/MIN, 56.3 L/MINScrew in cartridge valveN/AFluorocarbon600-3000 PSI, 41.4-210 BARN/A-15 °FKnobC10-3Screw in cartridge valve600-3000 psi-26 to +204 °C859 per turn psi56.3 L/min45-2000 SSU (6 to 420 cSt)Pilot Operated5000 psi380 barN/A psi15 Gal/minHydraulic Cartridge Systems Division0.94 L/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelFluorocarbon+400 °FN/A cc/min210 bar0.23 kg350 barPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 451-55 lb-ft103.5 barHydraulic Systems DivisionAutomatic
PRH101K50
Backordered
Backordered
$89.61/each
EAKnob15 GAL/MIN, 56.3 L/MINScrew in cartridge valveN/AD-Ring (Standard)1200-5000 PSI, 82.8-350 BARN/A-37 °CKnobC10-3Screw in cartridge valve82.8-350 bar-37 to +93 °C1910 per turn psi56.3 L/min45-2000 SSU (6 to 420 cSt)Pilot Operated350 bar380 barN/A psi56.3 L/minHydraulic Cartridge Systems Division0.25 Gal/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelD-Ring (Standard)+93 °CN/A cc/min5000 psi0.5 lb5000 psiPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 469-75 Nm172 barHydraulic Systems DivisionAutomatic
PRH101K50V
Backordered
Backordered
$95.48/each
EAKnob15 GAL/MIN, 56.3 L/MINScrew in cartridge valveN/AFluorocarbon1200-5000 PSI, 82.8-350 BARN/A-15 °FKnobC10-3Screw in cartridge valve82.8-350 bar-26 to +204 °C131.7 per turn bar15 Gal/min45-2000 SSU (6 to 420 cSt)Pilot Operated350 bar5500 psiN/A psi56.3 L/minHydraulic Cartridge Systems Division0.94 L/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelFluorocarbon+204 °CN/A cc/min350 bar0.5 lb5000 psiPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 451-55 lb-ft2500 psiHydraulic Systems DivisionAutomatic
PRH101S10
17 in stock
19 in stock
$74.39/each
EAScrew15 GAL/MIN, 56.3 L/MINScrew in cartridge valveN/AD-Ring (Standard)200-1000 PSI, 13.7-69 BARN/A-35 °FScrewC10-3Screw in cartridge valve13.7-69 bar-37 to +93 °C19.6 per turn bar15 Gal/min45-2000 SSU (6 to 420 cSt)Pilot Operated350 bar5500 psiN/A psi56.3 L/minHydraulic Cartridge Systems Division0.25 Gal/minMineral-based or synthetic hydraulic fluidsAll parts steel. All operating parts hardened steelD-Ring (Standard)+93 °CN/A cc/min69 bar0.5 lb5000 psiPressure Reducing/RelievingPressure SensingN/AISO 4406 18/16/13, SAE Class 451-55 lb-ft500 psiHydraulic Systems DivisionAutomatic