Worcester 4466PMSE R21 Pneumatic Stainless Ball Valve

The Worcester Controls B34R Series 34 Pneumatic Valve Actuator delivers reliable 90-degree quarter-turn valve actuation for automated process flow control in demanding industrial environments. Designed to operate with clean lubricated compressed air, this compact actuator supports ball valves and other quarter-turn process valves in chemical processing facilities, water and wastewater plants, steam systems, and general manufacturing lines that require precise valve positioning and durable, long-term operation. Key specifications include an operating pressure range of 60–125 psi (maximum 125 psi), an output torque of approximately 800–1000 in-lbs depending on configuration and pressure, and a 1/4 in NPT air connection; configured models may feature a 1/2 in NPT conduit connection. Constructed with a corrosion-resistant housing and stainless steel hardware, it offers direct valve mounting bracket compatibility, a temperature range of 0°F to 160°F in standard configuration, and a compact design with tailored torque output and adjustable travel operation for valve automation, retrofit, and replacement maintenance. Brand: Worcester Controls / Flowserve.