This NIBCO® Ring Check® Valve features an in-line, spring-assisted self-closing disc, preventing backflow by automatically closing when fluid reverses direction. Equipped with a durable PTFE disc, it is ideal for steam service. Designed with solder end connections for easy installation, this check valve can be installed horizontally or vertically (with upward flow). Engineered for commercial, mechanical, and industrial applications, it ensures reliable, leak-free performance. Backed by NIBCO®’s 5-year 125% limited warranty, this valve offers versatility, durability, and proven performance.
Features
- Valve pressure rating 200 psi/14 bar non-shock cold working pressure
- 125 psi/8.6 bar saturated steam to 353°F/178°C
- In-line lift-type
- Spring actuated (1/2 psi cracking pressure)
- PTFE resilient seat disc
- Class 125 solder end connections
- Use in U.S. drinking water applications is prohibited after January 3, 2014
- Conforms to MSS SP-80