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Parker PR103S21V - Direct Acting Pressure Reducing Relieving Valves

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).

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Brand Parker

Part No. PR103S21V

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Products specifications

Attribute name	Attribute value
Operation Type	Automatic	Pressure Control Range	600-1800 psi
Standard Setting Pressure	69 bar	Maximum Operating Temperature	+400 °F
Valve Material	All parts steel. All operating parts hardened steel.	Maximum Operating Pressure	210 bar
Maximum Pressure Setting	1800 psi	Minimum Operating Temperature	-15 °F
Installation Torque	37-41 lb-ft	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
Adjustment Mechanism	Screw	Flow Rate	56 L/min
Operating Temperature	-26 to +204 °C	Division	Hydraulic Systems Division
Function	Direct Acting	Mounting Type	Screw in cartridge valve
Body Material	n/a	Maximum Inlet Pressure Rating	210 bar
Seal Material	Fluorocarbon	Actuation Type	Pressure Sensing
Pressure Control Sensitivity	250 per turn psi	Maximum Pressure Differential	1000 psi
Maximum Drain Flow Rate	0.12 L/min	Maximum Flow Rate	56 L/min
Maximum Tank Pressure	1800 psi	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Weight	0.23 kg	Cavity Size	C10-3
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Configuration	Pressure Reducing/Relieving
Maximum Inlet Pressure Rating	3000 PSI, 210 BAR	Seal Material	Fluorocarbon
Flow Rate	15 GAL/MIN, 56 L/MIN	Adjustment Mechanism	Screw
Pressure Control Range	600-1800 PSI, 41.4-124 BAR

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