Atwood & Morrill 33621 Industrial Valve Actuator

The Atwood & Morrill 33621 Cap Cylinder is a 5-inch STD cap cylinder designed for valve actuation in hydraulic and pneumatic systems, with a 1/4" NPT threaded connection and WCB carbon steel housing built for industrial duty service. As an actuator component, it provides reliable pressure containment and actuator support for automated valve operation in power generation facilities, steam systems, and chemical processing equipment, as well as water treatment plants where durable actuator housing and sealing performance are essential. The unit is intended for installation in automated valve assemblies and process equipment, offering an actuator assembly mount mounting configuration that supports precise valve positioning and long-term reliability. Key specifications include Manufacturer Part Number 33621, Brand Atwood & Morrill, Product Type Cap Cylinder, Cylinder Size 5 Inch STD, Connection Size 1/4 Inch NPT, Material Type WCB Carbon Steel, Connection Type NPT Threaded Connection, Construction Industrial Duty Steel Component, and Applications in valve actuation and process control systems. It is suitable for hydraulic and pneumatic actuator assemblies and for installation in industrial and power generation facilities, including steam systems, water treatment, and chemical processing environments. Common replacements include Limitorque Actuator Cylinder Cap, Rotork Valve Actuator Component, and Bettis Pneumatic Actuator Cap.