The series CU free mount, clean room cylinder saves space and allows direct and precise mounting. It is available in 6mm to 25mm bore sizes with stroke lengths up to 50mm. The CU series is a single rod, single acting cylinder with rubber bumpers as standard, and is auto switch capable.
Model Cushion Bore size (mm) 6 10 16 Action Standard stroke (mm) Auto switch mounting Port size Lubrication Model Rubber Air 10-/21-CDU6 10-/21-CDU10 10-/21-CDU16 Relief type Vacuum suction type 5, 10, 15, 20, 25, 30 10-/21-CDU20 20 5, 10, 15, 20, 25, 30, 40, 50 10-/21-CDU25 25 Non-lube Double acting Single rod M5 x 0.8 6 10 16 11-/22-CDU6 11-/22-CDU10 11-/22-CDU16 5, 10, 15, 20, 25, 30
0.17 0.59 1.3 4.2 6.2 9.8 0.15 0.60 1.3 4.4 6.5 10 With auto switch: CDU-D With auto switch: CDU-S With auto switch: CDU-T (N) (N) (N) Model Model Model Stroke (mm) Stroke (mm) Stroke (mm) 5 10 15 20 25 30 40 50 60 70 80 90 100 5 10 15 5 10 15 CDU6 CDU10 CDU16 CDU20 CDU25 CDU32 CDU6 CDU10 CDU16 CDU20 CDU25 CDU32 CDU6 CDU10 CDU16 CDU20 CDU25 CDU32 0.085 0.34 0.99 3.0 4.7 7.1 0.075 0.30 0.89
(mm) 12 16 20 25 5 to 30 32.2 25.2 6 6 25 M3 x 0.5 32 5 3.5 15.5 3.5 6.5 depth 3.5 10 5 to 30 33 26 8 8 29 M4 x 0.7 38 6 3.5 20 3.5 6.5 depth 3.5 10 10 5 to 50 35 26 7 10 36 M5 x 0.8 47 8 4.5 25.5 5.5 9 depth 7 9.5 10 5 to 50 39 29 12 12 40 M6 x 1.0 52 10 5 28 5.5 9 depth 7 11 10 Note 2) The external dimensions with rubber bumper are same as those of the standard, as shown above.
499 710 IN OUT 50 412 742 1072 When spring is set in cylinder When spring is compressed with air Weight (g) Action Bore size (mm) Cylinder stroke (mm) (N) Single Acting, Spring Extend 5 10 15 20 Bore size (mm) Stroke (mm) Spring reaction force (N) Second First 12 16 20 25 32 40 50 12 16 20 25 32 40 50 29 35 42 51 5 10 5 10 5 10 5 10 5 10 5 10 10 20 11 9.7 20 20 27 27 29 29 29 29 29 29