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Direct Acting Differential Area Relief Valves - RDCH103K20-8T

Name: Direct Acting Differential Area Relief Valves - RDCH103K20-8T
SKU: RDCH103K20-8T

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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SKU RDCH103K20-8T

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Products specifications

Attribute name	Attribute value
Adjustment Mechanism	Knob	Seal Material	D-Ring (Standard)
Flow Rate	16 GAL/MIN, 60 L/MIN	Cracking Pressure	5 PSI, 0.3 BAR
Maximum Inlet Pressure Rating	5500 PSI, 380 BAR	Mounting Type	Line Mounted
Standard Setting Pressure	1000 PSI, 69 BAR	Pressure Control Range	500-2000 PSI, 34.5-138 BAR
Body Material	Steel	Minimum Operating Temperature	-35
Division	Hydraulic Systems Division	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Weight	2.7	Cavity Size	n/a
Cracking Pressure	5	Maximum Operating Pressure	5500
Function	Direct Acting	Actuation Type	Pressure Sensing
Operation Type	Automatic	Adjustment Mechanism	Knob
Maximum Tank Pressure	5000	Seal Material	D-Ring (Standard)
Maximum Flow Rate	16	Flow Rate	16
Maximum Inlet Pressure Rating	5500	Mounting Type	Line Mounted
Maximum Operating Temperature	+200	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
For Fluid Type	Mineral-based or synthetic hydraulic fluids	Valve Material	All parts steel. All operating parts hardened steel
Operating Temperature	-35 to +200	Installation Torque	N/A
Standard Setting Pressure	1000	Port Thread Size	SAE-8
Maximum Pressure Setting	2000	Leak Rate	5 @ 75% Crack Pressure
Configuration	Differential Area Relief, Differential Relief w/Reverse Flow Check	Reseat Pressure	85% of pressure setting
Pressure Control Range	500-2000	Minimum Operating Pressure	380
Pressure Control Sensitivity	246 per turn

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