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The PARKER C600B is a one-way hydraulic control valve designed to regulate fluid flow in hydraulic systems. Built with a brass body and nitrile seals, it handles a maximum working pressure of 2000 psi and a maximum flow rate of 8 GPM. The valve features a 3/8-18 NPT inlet thread and measures 2.75 inches in overall length, making it a compact solution for tight hydraulic circuits. Licensed hydraulic technicians and industrial maintenance professionals typically install this valve in mobile or stationary hydraulic systems where precise one-way flow regulation is required.
This valve is suited for residential and light commercial hydraulic applications where controlled, one-directional fluid flow is needed. Its brass construction offers reliable corrosion resistance in standard hydraulic fluid environments. The 3/8-18 NPT thread is a common connection standard, making this valve compatible with a wide range of hydraulic lines and fittings already in service. It is commonly used in hydraulic circuits on equipment such as lifts, presses, and material-handling machinery.
Designed as an OEM-style replacement or drop-in addition for hydraulic circuits requiring a 3/8-18 NPT one-way control valve rated to 8 GPM and 2000 psi.
Installation should be performed by a qualified hydraulic technician or industrial mechanic. Before servicing, fully depressurize and de-energize the hydraulic system and relieve all residual pressure from the circuit. Use appropriate thread sealant rated for hydraulic service and confirmed compatible with brass fittings. Verify flow direction markings on the valve body before final tightening to ensure correct one-way orientation within the circuit.
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