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Parker RDCH103S10P20-8T - Direct Acting Differential Area Relief Valves

Parker’s direct acting differential area relief valves are for fast response intermittent applications and work up to 380 bar (5500 psi) and 151 lpm (40 gpm). These valves have lower leakage rates and pressure rise than standard direct acting reliefs.

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Brand Parker

Part No. RDCH103S10P20-8T

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Products specifications

Attribute name	Attribute value
Minimum Operating Temperature	-35	Body Material	Steel
Division	Hydraulic Systems Division	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Weight	2.7	Cavity Size	n/a
Maximum Operating Pressure	5500	Function	Direct Acting
Actuation Type	Pressure Sensing	Operation Type	Automatic
Adjustment Mechanism	Screw	Maximum Tank Pressure	5000
Seal Material	D-Ring (Standard)	Maximum Flow Rate	16
Flow Rate	16	Cracking Pressure	20
Maximum Inlet Pressure Rating	5500	Mounting Type	Line Mounted
Maximum Operating Temperature	+200	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Valve Material	All parts steel. All operating parts hardened steel	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
Operating Temperature	-35 to +200	Installation Torque	N/A
Port Thread Size	SAE-8	Maximum Pressure Setting	1000
Standard Setting Pressure	500	Pressure Control Range	100-1000
Leak Rate	5 @ 75% Crack Pressure	Reseat Pressure	85% of pressure setting
Configuration	Differential Area Relief, Differential Relief w/Reverse Flow Check	Minimum Operating Pressure	380
Pressure Control Sensitivity	143 per turn	Adjustment Mechanism	Screw
Seal Material	D-Ring (Standard)	Flow Rate	16 GAL/MIN, 60 L/MIN
Cracking Pressure	20 PSI, 1.4 BAR	Maximum Inlet Pressure Rating	5500 PSI, 380 BAR
Mounting Type	Line Mounted	Pressure Control Range	100-1000 PSI, 6.9-69 BAR
Standard Setting Pressure	500 PSI, 34.5 BAR

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