Keystone Figure 221/222 Butterfly Valve with Manual Actuator

The Keystone Figure 221/222 Butterfly Valve is designed for optimal performance with a bubble-tight shut-off at full rated pressure in both directions, ensuring reliable sealing under a wide range of operating conditions. The F222 lugged version is particularly advantageous for bi-directional end-of-line service, offering full pressure rating for efficient flow control. Its design includes top and bottom bearings that absorb side thrust loads, enhancing durability and operational stability. A moulded-in O-ring within the seat for flange sealing eliminates the need for additional flange gaskets, simplifying installation. Additionally, body locating holes allow for easy alignment and centering between flanges during setup. The valve’s extended neck ensures sufficient clearance for flange and insulation, further facilitating installation and maintenance in various industrial environments.

The Emerson Manual Actuator, engineered for reliability, boasts robust construction available in a variety of materials. Key features include full and life-long lubrication to enhance durability and reduce maintenance requirements. The actuator offers flexible configuration options, such as adjustable travel stops and worm and quadrant style gearboxes, allowing for anti-clockwise operation where necessary. Installation is simplified through a modular mounting concept, enabling easy attachment to Emerson valves and compatibility with most mounting orientations. Furthermore, the Emerson Manual Actuator is highly customizable, with options including chain wheels, limit switches, floor stands, and security features, ensuring that it meets the specific needs of any application. Whether you require reliable isolation or efficient flow control, this actuator delivers performance tailored to diverse operational requirements.