SMC AS Series Threaded Speed Controller, NPT 1/4 Female Inlet Port x NPT 1/4 Female Outlet Port

Lock speed setting at the touch of a button
Speed control setting easily marked for repeatability
Speed may be accurately controlled even at low velocity
Constant speed easily set
Meter out only free flow return
Metal control knob to withstand heavy usage
Retaining function prevents loss of needle

Flow Regulators & Restrictors - SMC

Regulators for controlling the flow of compressed air to pneumatic actuators. SMC’s AS series speed controllers have a larger, push-pull locking dial making precise adjustment and control easy and reducing the setting time by half. Available to suit a range of tubing diameters.