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 
10 6 3.5 1.5 (1) 6 3.5 22.5 9.5 27 11 11 9.5 0.5 24.5 7 5.5 3.5 (1) 7 5.5 ( ): Denotes the values of D-A93.
-25D Model C D Mounting bolt CDQSB20-30D CDQSB20-35D CDQSB20-40D CDQSB20-45D CDQSB20-50D CDQSB20-75DC CDQSB20-100DC CDQSB20-125DC CDQSB20-150DC CDQSB20-175DC CDQSB20-200DC CDQSB25-5D CDQSB20-10D CDQSB20-15D CDQSB20-20D CDQSB20-25D CDQSB20-30D CDQSB20-35D CDQSB20-40D CDQSB20-45D CDQSB20-50D CDQSB20-75DC CDQSB20-100DC CDQSB20-125DC CDQSB20-150DC CDQSB20-175DC CDQSB20-200DC CDQSB20-250DC CDQSB20
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.
4 10 20 27 + Stroke 15.5 29 42.5 + Stroke 10 5 20 5.5 18 Note 3) 2 x 2 x 9 counterbore 2 x 2 x M6 x 1.0 effective depth 10 2 x M5 x 0.8 (Piping port) M5 x 0.8 (Relief port) 5.5 2 x 5.4 through M8 x 1.25 47 1 25.5 10 36 Rod end nut 12 Flat washer 8 15 14 7 7 10 25.5 29.5 + Stroke 18.5 36 48 + Stroke 13 5 25 5.5 19 Note 4) 2 x 2 x 9 counterbore 2 x 2 x M6 x 1.0 effective depth 10 2 x M5 x