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![]() Wafer Butterfly Valves
Keystone Series 221
Keystone Series 221 Butterfly Valves feature rugged quality construction. Used for a wide range of materials. Maximum flow area for use in on/off as well as throttling control applications. Standard seat is EPDM with Buna available (both FDA rated). The bonded seat is designed to completely isolate the valve body parts from the liquid. Rounded, hand polished disc and hub edge give full concentric seating without seat obstruction, providing maximum seat life.
Stem: 416 Stainless Steel Disc: 316 Stainless Steel Body: Cast Iron Seat: EPDM W.P. Rating: 250 PSI Temperature Range: -40 Deg. F to +250 Deg. F Pressure: to 250 PSI The EPDM seats used in these valves are not suitable for use with diesel Fuel. Note: For Buna seals add "B" suffix. |
Additional Information
Related Items
Fittings > Pipe Flanges |
Valves & Actuators > Actuators Only |
Valves & Actuators > Air Actuated Butterfly Valves |

