Shut-Off Assemblies

Featuring an explosionproof design and fast action with quarter-turn actuation, these shut-off assemblies are Factory Mutual-approved, having been rated to classes 7400, 7420 and 7422. These built-to-order, flexible units are equipped with a spring-return automated ball valve and an explosionproof limit switch. They also feature a solenoid pilot valve, an advanced quarter-turn rack-and-pinion actuator design, superior valve seating and a patented world-class stem seal system. Available in three-piece or flanged models with Type 316 stainless steel or WCB trim, these shut-off valves come in sizes from 0.25-in. to 6-in. For fugitive emission control, the valves feature the manufacturer’s exclusive live-loaded packing system based on a 45-deg. pyramidal stem and stem seal with Belleville washers and chevron packing.