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 
(Long stroke) Model C D Mounting bolt CDQSB12-5D CDQSB12-10D CDQSB12-15D CDQSB12-20D CDQSB12-25D CDQSB12-30D CDQSB12-35DC CDQSB12-40DC CDQSB12-45DC CDQSB12-50DC CDQSB12-75DC CDQSB12-100DC CDQSB16-5D CDQSB12-10D CDQSB12-15D CDQSB12-20D CDQSB12-25D CDQSB12-30D CDQSB12-35DC CDQSB12-40DC CDQSB12-45DC CDQSB12-50DC CDQSB12-75DC CDQSB12-100DC CDQSB20-5D CDQSB12-10D CDQSB12-15D CDQSB12-20D CDQSB12
Note 4) Through-hole in case of 5 or 10 mm stroke. 752 CQS 2122CQS/ 1011Compact Cylinder 10112122With Auto Switch: CDQSB12 to 25, CDQSB12 to 25 12 Lead wire minimum bending radius 10 Auto switch 17.5 5 2 x 2 x 6.5 counterbore M3 x 0.5 effective depth 6 M5 x 0.8 (Relief port) 2 x M5 x 0.8 5.5 (Piping port) 2 x 2 x M4 x 0.7 effective depth 7 2 x 3.5 through 32 0.5 15.5 25 6 Flat washer 10 4
Note) For wear ring A of 10, please consult with SMC. Seal kit includes a grease pack (10: 5 g and 10 g, 15: 10 g). Order with the following part number when only the grease pack is needed.
Grease pack part no.: GR-S-010 (10 g) 145