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Pilot Operated Relief Valves - RAH121S50

Name: Pilot Operated Relief Valves - RAH121S50
SKU: RAH121S50

Parker’s pilot operated relief valves are designed for continuous duty applications featuring great stability with low pressure drop; working with pressures up to 420 bar (6000 psi) and flows up to 400 lpm (106 gpm).

Availability:

Backordered

SKU RAH121S50

$113.97

Products specifications

Attribute name	Attribute value
UOM	EA	Seal Material	Nitrile
Adjustment Mechanism	Screw	Maximum Inlet Pressure Rating	5500 PSI, 380 BAR
Pressure Control Range	500-5000 PSI, 34.5-350 BAR	Flow Rate	50 GAL/MIN, 189.5 L/MIN
Seal Material	Nitrile	Body Material	n/a
Division	Hydraulic Cartridge Systems Division	Division	Hydraulic Systems Division
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Flow Rate	50 Gal/min
Minimum Operating Temperature	-34 °C	Maximum Operating Pressure	350 bar
Configuration	Pressure Relief	Actuation Type	Pressure Sensing
Operation Type	Automatic	Adjustment Mechanism	Screw
Function	Pilot Operated	Maximum Tank Pressure	5000 psi
Cavity Size	C12-2	Maximum Inlet Pressure Rating	5500 psi
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
Operating Temperature	-34 to +121 °C	Mounting Type	Screw in cartridge valve
Weight	0.22 kg	Maximum Pressure Setting	350 bar
Standard Setting Pressure	2500 psi	Pressure Control Range	34.5-350 bar
Pressure Control Sensitivity	1711 per turn psi	Reseat Pressure	80% of pressure setting
Leak Rate	82 @ 75% Crack Pressure cm3/min	Maximum Flow Rate	189.5 L/min
Installation Torque	124-130 Nm

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