Figure 77

Resilient Seated Knife Gate Valve

Specifications:

• Cast stainless steel body, packing gland, and yoke.
• Rubber seat provides a BI-DIRECTIONAL drip tight seal across the gate from 0 to 150 PSI.
• Gate design withstands full 150 PSI rated pressure as required by MSS SP-81.
• Bi-directional Buna resilient seat standard.
• Also available in EPDM, Viton, Neoprene and other materials.
• Compact wafer configuration to TAPPI and MSS standard face-to-face.
• Heavy duty body design resists deflection from line loads and internal pressure.
• Rubber seat is flush with the bottom of the port ELIMINATING any pockets in the bottom of the valve that will collect media material.
• Smooth flow non-clogging full port design.
• Heavy duty cast stainless steel yoke will not bend or twist under extreme loads.
• Easy conversion from handwheel operator to hydraulic or pneumatic cylinder, bevel gear, chainwheel, electric motor, or fail safe spring cylinder operator using existing cast yoke.
• Bonnetless, outside screw and yoke, non-rising handwheel, and rising stem.
• Enclosed bronze stem bushing provides reduced operating torque and protection of the stem bushing in harsh environments.
• Stainless steel stem resists corrosion.
• Standard TFE lubricated synthetic packing (TLSP).
• Full port ID.
• MSS SP-81 Stainless Steel, Bonnetless, Flanged Knife Gate Valves.
• AWWA C520-10 Knife Gate Valves, 2″ – 96″