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RDH042S50 - Direct Acting Relief Valves

Parker’s direct acting relief valves are available in several cavity sizes and are designed for continuous duty applications with pressures up to 420 bar (6000 psi) and flows up to 200 lpm (53 gpm).

Manufacturer: Parker

Availability:	Backordered Estimated Lead Time: 71 days
Partner Available:	Backordered

SKU RDH042S50

$54.59/each

Products specifications

Attribute name	Attribute value
UOM	EA	Seal Material	Nitrile
Adjustment Mechanism	Screw	Flow Rate	1 GAL/MIN, 3.8 L/MIN
Maximum Inlet Pressure Rating	5500 PSI, 380 BAR	Pressure Control Range	1500-5000 PSI, 103-350 BAR
Division	Hydraulic Systems Division	Operating Temperature	-34 to +121 °C
Flow Rate	3.8 L/min	Actuation Type	Pressure Sensing
Maximum Flow Rate	1 Gal/min	Maximum Operating Pressure	380 bar
Maximum Operating Temperature	+250 °F	Minimum Operating Temperature	-34 °C
Body Material	N/A	Seal Material	Nitrile
Weight	0.07 lb	Mounting Type	Screw in cartridge valve
Operation Type	Automatic	Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4
Configuration	Pressure Relief	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Function	Direct Acting	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Leak Rate	0.66 @ 75% Crack Pressure cm3/min	Cavity Size	C04-2
Valve Material	All parts steel. All operating parts hardened steel	Installation Torque	10 Nm
Maximum Inlet Pressure Rating	5500 psi	Adjustment Mechanism	Screw
Maximum Pressure Setting	350 bar	Reseat Pressure	80% of pressure setting
Maximum Tank Pressure	350 bar	Pressure Control Range	1500-5000 psi
Standard Setting Pressure	2500 psi	Wire Mesh Screen Included	N/A
Pressure Control Sensitivity	118 per turn bar

Product resources

Literature and Reference Materials