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RDH042K30 - 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).

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

SKU RDH042K30

$76.00/each

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Products specifications

Attribute name	Attribute value
UOM	EA	Seal Material	Nitrile
Adjustment Mechanism	Knob	Flow Rate	1 GAL/MIN, 3.8 L/MIN
Maximum Inlet Pressure Rating	5500 PSI, 380 BAR	Pressure Control Range	100-3000 PSI, 6.9-210 BAR
Seal Material	Nitrile	Weight	0.03 kg
Body Material	n/a	Maximum Operating Pressure	5500 psi
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Minimum Operating Temperature	-34 °C
Function	Direct Acting	Configuration	Pressure Relief
Actuation Type	Pressure Sensing	Maximum Pressure Setting	210 bar
Operation Type	Automatic	Adjustment Mechanism	Knob
Wire Mesh Screen Included	n/a	Maximum Tank Pressure	5000 psi
Cavity Size	C04-2	Maximum Inlet Pressure Rating	5500 psi
Flow Rate	3.8 L/min	Maximum Flow Rate	3.8 L/min
Installation Torque	7 lb-ft	Maximum Operating Temperature	+121 °C
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	Mounting Type	Screw in cartridge valve
Standard Setting Pressure	1500 psi	Reseat Pressure	80% of pressure setting
Leak Rate	0.66 @ 75% Crack Pressure cm3/min	Pressure Control Range	6.9-210 bar
Pressure Control Sensitivity	105 per turn bar

Product resources

Literature and Reference Materials