SMC AK/AKH/AKB Pneumatic Check Valve

SMC Pneumatic check valves offer various configurations to provide design solutions based on operating conditions. SMC AK/AKH/AKB Pneumatic check veries is compact and lightweight with low cracking pressure.

SMC AKH Pneumatic check valves  with one-touch fitting, straight type, is easily installed in pipelines, while the male connector type can be mounted directly onto equipment.

The bushing type AKB can be used in applications with splashing coolant and spatter, etc.

  • Male connector type
  • Easily mounted onto equipment
  • One-touch fittings
  • Compact and light weight
  • Low cracking pressure (0.005MPa) .73PSI
  • Can be used for vacuum (-100kPa) -14.5PSI


Fluid Air
Proof pressure 1.5 MPa
Maximum operating pressure 1 MPa –100 kPa to 1 MPa
Minimum operating pressure 0.02 MPa 0.005 MPa
Ambient and fluid temperature –5 to 60°C (No freezing)

Download Datasheet: SMC Pneumatic AK Check Valve

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