Watson McDaniel WSSCV-14-N-0 Stainless Threaded Check Valve

The Watson McDaniel WSSCV-14-N-0 Stainless Threaded Check Valve is a 1 in. NPT, female-threaded device that provides dependable one-way flow control to prevent reverse flow and minimize water hammer in steam, gas, and liquid piping. It uses a 316 stainless steel body and 316 stainless steel internal components, with a spring made from Inconel X-750 and a spring-assisted poppet design for rapid closing and reliable operation, with 1 in. NPT female connections that simplify integration with standard piping components. It carries a standard cracking pressure of 0.25 psi and a 750 CWP rating, making it suitable for media such as steam, gases, liquids, and condensate in demanding industrial lines. Commonly installed in petrochemical plants, pulp and paper mills, food and beverage facilities, and textile manufacturing, as well as steam distribution systems, condensate return lines, and industrial pump installations. Maintenance teams, OEMs, and system integrators rely on the WSSCV-14-N-0 for replacement, retrofit, preventive maintenance, and new piping installations, with common replacements including WSSCV-14-N-5, WSSCV-14-SW-0, and WSSCV-14-SW-5.