Yale™ Figure 500™ and 500R™ quick-opening closures are designed for fast, easy and economical accessibility to pipelines and other vessels. Figure 500 Closures are available in sizes 2-14" and 500R Closures are available in sizes 16" and larger. A pressure alert valve (PAV) is standard equipment on all 6" and larger closures. Removing the valve stem from the PAV body warns operator of any residual pressure in vessel before closure cap is loosened. Closures accommodate most pipeline and vessel applications, with versions for horizontal, vertical and angled installations. Easily field-weldable, both models achieve an airtight seal with an elastomeric O-ring set into face of hub.
R&M Energy Systems
10586 Hwy. 75 North
Willis, TX, 77378