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RAH121S10 - Pilot Operated Relief Valves

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 Estimated Lead Time: 36 days
Partner Available:	1 Limited Stock

SKU RAH121S10

$159.88/each

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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	100-1000 PSI, 6.9-69 BAR	Flow Rate	50 GAL/MIN, 189.5 L/MIN
Seal Material	Nitrile	Body Material	n/a
Maximum Operating Pressure	5000 psi	Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)
Minimum Operating Temperature	-30 °F	Flow Rate	50 Gal/min
Maximum Flow Rate	50 Gal/min	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	+250 °F
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
Installation Torque	92-96 lb-ft	Weight	0.22 kg
Maximum Pressure Setting	69 bar	Standard Setting Pressure	500 psi
Pressure Control Range	100-1000 psi	Pressure Control Sensitivity	334 per turn psi
Reseat Pressure	80% of pressure setting	Leak Rate	82 @ 75% Crack Pressure cm3/min

Product resources

Literature and Reference Materials