SMC AS4210-04-SD flow control, tamper proof, AS FLOW CONTROL***

Lightweight, compact, and precision control make these speed controls the right choice for many heavy-duty applications. These speed controls are offered with in-line and elbow construction to give the widest choice to your unique application. Locking nuts are included as standard as well as simplified mounting. Thread sizes range from M3 to 2 and are available in both inch (NPT) and metric R/Rc(PT)

• Flow rate can be adjusted with a flat head screwdriver
• Prevents inadvertent manual operation
• Meter-out and meter-in types can be visually distinguished
  by the flow direction symbol on the metal body
• On standard models, all brass parts are electroless nickel plated
• Available in PT, NPT or G(PF) port sizes