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Parker CSP161A175-A16T - Pilot Piston Style Pilot Operated Check Valves

Parker’s P.O. check valve’s allow flows up to 226 lpm (60 gpm) and pressure up to 350 bar (5,000 psi). Return flow can be enable by an external pilot supply, which shifts the internal poppet into an open position.

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Brand Parker

Part No. CSP161A175-A16T

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Products specifications

Attribute name	Attribute value
Seal Material	Nitrile	Connection Type	SAE
Minimum Operating Temperature	-30	Division	Hydraulic Valve Systems Division
Division	Hydraulic Systems Division	For Fluid Type	Mineral-based Hydraulic Fluids
Valve Material	Steel (all parts)	Filter Efficiency Rating	ISO 4406 18/16/13
Maximum Kinematic Viscosity	45-2000 SSU (6 to 420 cSt)	Maximum Operating Temperature	250
Body Material	Aluminum	Flow Rate	50
Maximum Flow Rate	50	Maximum Operating Pressure	3000
Actuation Type	Pressure Sensing	Operation Type	Automatic
Operating Temperature	-30 to 250	Weight	4.1
Sealed Pilot Included	Yes	Connection Size	-16
Pilot Pressure Ratio	3:1	Cavity Size	C16
Configuration	Pilot Piston Style	Mounting Type	Line Mounted
Flow Direction	Check Flow Cylinder to Valve	Cracking Pressure	175
Maximum Inlet Pressure Rating	3000	Leak Rate	Internal (max): 5 Dpm (0.33 cc/min) across Check Valves
Function	Single Pilot Operated	Seal Material	Nitrile
Sealed Pilot Included	Yes	Flow Rate	50 GAL/MIN, 187 L/MIN
Cracking Pressure	175 PSI, 12.1 BAR	Maximum Inlet Pressure Rating	3000 PSI, 210 BAR

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