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 
1 5 5.5 7.5 1 [3.5] 6 5.5 9 10 1 5 5.5 7.5 17 19 22.5 24.5 10 9.5 13 14 5 9 9.5 11.5 5 4.5 0.5 1.5 10 9.5 13 14 5 9 9.5 11.5 10 9.5 13 14 5 9 9.5 11.5 0.5 [3] 3.5 [1] 5.5 [3] DDouble Acting, Double Rod 1.5 2 6 7 19.5 21.5 25 27 2.5 3 2 4 12 16 20 25 5.5 5 10 12 3.5 [6] 3 [5.5] 8 [10.5] 10 [12.5] 1.5 2 6 7 5.5 5 10 12 17 19 22.5 24.5 5.5 6 10 11 9.5 9 14 16 0.5 1 4 6 5.5 6 10 11 9.5 9 14 16
(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) 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.
Set the mounting band perpendicularly to cylinder tube. 20 50 63 80 100 25 32 40 D-B7/B80 8 10 9 10 10 11 D-B73C/B80C D-C7/C80 8 10 9 10 10 11 D-C73C/C80C 8 10 9 10 10 11 D-B5/B64 11 11 MX Mounting correctly Mounting incorrectly 13 13 14 14 14 17 D-B59W 18 16 D-G79/K79 8 10 9 10 10 11 Auto Switch Mounting Bracket Part No.