Series 580 and 593 NPT swing check valves by PARKER Hydraulic Valve Division permit free flow in one direction, and shut off in the reverse direction with an extremely low internal leakage. Series 580 and 593 check valves will provide low pressure drop.

Body and cap are made from aluminum alloy, anodized. Internal parts are from aluminum alloy, anodized and stainless steel. They feature synthetic rubber molded seal and o-ring.

They come in different sizes: NPT 1/4", 3/8",1/2",3/4",1",1-1/4",1-1/2".

Product Features:

• Light weight aluminum

• NPT female fitting (NPTF)

• Zero leakage (less than 1 drop per minute)

• Full flow with low opening pressure

• Improved hinge controls

• Mounts in any position

• MS valves meet the following specifications: MS28882A or B, MS28884A or B