How to Replace the Seat in the Swagelok Replaceable-Seat Diaphragm Valve

Swagelok’s new DPX and DFX replaceable-seat diaphragm valves leverage the design of our flagship DP and DF springless diaphragm valves used primarily in ultra-high purity applications. They have the same high-performance seat seal, but with a replaceable seat. In this video, learn about its innovative design and how to easily, repeatedly and reliably replace the seat.

For DP and DF Series Replaceable-Seat Diaphragm Valves seat replacement instructions refer to instruction card MS-CRD-0223.

For DF series valves, refer to DF series instruction card, MS-CRD-0071, for valve disassembly and reassembly instructions.

For DP series valves, refer to DP series instruction card, MS-CRD-0086, for valve disassembly and reassembly instructions.

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