SMC. One-touch pipe joint built-in quick exhaust valve AQ240F/340F series.Kinds: quick exhaust valve body material: [Suzy] IKOUInput port type P (P1): One-touch joint Output side port type A: One-touch jointExhaust port type R: One-touch joint Working pressure range (MPa): 0.1~1Effective cross-sectional area in the forward direction (mm2): 1.7 Effective cross-sectional area exhaust (mm2): 2.5Sonic conductance IN?OUT [dm3/(s bar)]: 0.34 Applicable tube outer diameter d (mm): 4 EXH port: Built-in silencer.