Watson McDaniel WSSCV In-Line Stainless Steel Check Valves In Stock

The Watson McDaniel Model WSSCV is an all stainless steel in-line check valve for steam, gas, or liquid service. It provides tight shut-off, minimizes water hammer and also stops recycling of pumps by preventing back flow of liquid. Used in the petrochemical, pulp & paper, textile and food & beverage industries. The WSSCV all stainless steel check valves will operate much longer and are less problematic than bronze or cast iron check valves. 



• 316 Stainless Steel Body and Internals

• Low cracking Pressure on spring (1/4 PSI) to minimize resistance and maximize flow.

• Available with optional 5 PSI cracking pressure (must specify at time of order)

• Available with NPT, SW, or optional Flanged connections

• Spring made from Inconel-X-750 to handle extreme temperature as well as corrosive applications

• Body is seam welded to eliminate O-rings or gasket seals which can be affected by high temperature steam or hot condensate

• Spring assisted closing of check valve to minimize noise and wear 

Item Name: WSSCV Series Stainless Steel Check Valves

Check valve shall have a 316 stainless steel body and disc. Spring shall be made from Inconel-X-750. Check valve body to be seam welded together to eliminate need for O-ring or gasket.

Shipping Time: 1-3 Business Day
WSSCV Series Check Valves
Part # Size Cracking
WSSCV-12-N-0 1/2" NPT 0.25 1.10 Add to RFQ
WSSCV-13-N-0 3/4" NPT 0.25 1.50 Add to RFQ
WSSCV-14-N-0 1" NPT 0.25 1.90 Add to RFQ
WSSCV-15-N-0 1-1/4" NPT 0.25 3.80 Add to RFQ
WSSCV-16-N-0 1-1/2" NPT 0.25 4.70 Add to RFQ
WSSCV-17-N-0 2" NPT 0.25 7.70 Add to RFQ
WSSCV-19-N-0 3" NPT 0.25 18.80 Add to RFQ
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