Check Valves / Keystone
Keystone Model MB Check Valve
Keystone12Dual plate spring-loaded wafer configuration designed to protect piping systems handling gas or liquid media.
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3 matching products
Check Valves / Keystone
Check Valves / Keystone
Keystone Figure 86 Check Valve
Keystone11Spring-loaded wafer swing design delivering high capacity flow and backflow prevention for pump system operation.
Check Valves / Keystone
Keystone Figure 85 Check Valve
Keystone10Compact wafer swing design with short face-to-face dimensions suitable for diverse gas and liquid flow systems.