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Unloading Relief Valves - M04A4JZN

Name: Unloading Relief Valves - M04A4JZN
SKU: M04A4JZN

Parker’s unloading pressure control valves automatically charge and maintain a specific pressure range within accumulators by loading and unloading pump flow. Usable with fixed or variable pumps and pressure of 420 bar (6000 psi) and flow up to 1 gpm.

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SKU M04A4JZN

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Products specifications

Attribute name	Attribute value
Pressure Control Range	725-2900 PSI, 50-200 BAR	Adjustment Mechanism	Screw
Maximum Flow Rate	0.53 GAL/MIN, 2 L/MIN	Seal Material	Nitrile
Maximum Tank Pressure	6000 psi	Maximum Inlet Pressure Rating	420 bar
Standard Setting Pressure	125 bar	Minimum Operating Temperature	-30 °F
Adjustment Mechanism	Screw	Valve Material	All parts steel. All operating parts hardened steel
Maximum Pressure Setting	2900 psi	Maximum Operating Temperature	+250 °F
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Flow Rate	0.53 Gal/min
Filter Efficiency Rating	ISO 4406 18/16/13, SAE Class 4	Maximum Flow Rate	2 L/min
Installation Torque	50 Nm	For Fluid Type	Mineral-based or synthetic hydraulic fluids
Leak Rate	N/A drops/min	Pressure Control Range	725-2900 psi
Cavity Size	C10-4	Function	Unloading Relief Valve
Maximum Operating Pressure	420 bar	Division	Hydraulic Cartridge Systems Division
Seal Material	Nitrile	Actuation Type	Pressure Sensing
Body Material	n/a	Division	Mobile Hydraulic Systems Division Europe
Operating Temperature	-30 to +250 °F	Weight	0.33 kg

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