
SMC's CQS clean room, compact air cylinder has 4 bore sizes. Standard strokes range from 5 to 50mm. 10/11-C(D)QS series, available for clean environment, prevents particle generation in a clean room. 21/22-C(D)QS series offers the same structure as the clean series, and are for the environment in which the use of copper, fluorine and silicon are restricted. The 
Example) 3 mm width spacer is installed in the standard cylinder 10-CQSXB25-50D to make 10-CQSXB25-47D.
Base gasket (for metal base and sub-plate) SY70M-11-1A SY50M-11-1A SY30M-11-1A w plug-in VZ1000-11-4VZ1000-11-4VZ1000-11-1e Refer to page 239. DIN rail Clamp bracket assembly (for metal base) Part numbers shown on the left are for the clamp bracket assembly for one manifold (two sets of clamp brackets).
Example) For 10-CQSXB25-47D, a 3mm width spacer is installed in a standard stroke 10-CQSXB25-50D cylinder.