SMC's MK-Z has an allowable moment of inertia 3 times higher than the conventional MK and MK2 styles.  The overall length is the same as the conventional styles, and mounting dimensions are interchangeable with the MK series.  Auto switches can be mounted on any of the 4 surfaces with no projection of the switch.Rotary clamp cylinder w/auto switch mounting grooves, Bore sizes (mm): 12, 16

3

Symbol Symbol -X2094 1 2 -X2071 Overall Length Is the Same as the MK2 Series Max. Operating Pressure 1.0 MPa Z X2094 MK Mounting Bore size Stroke Rotary direction Body option 63 N Z X2071 MK Mounting Stroke Rotary direction Body option Overall length is the same as the MK2 series Use this specification if the pressure is between 0.61 and 1.0 MPa when using MK63-Z.

Rotary Clamp Cylinder: Standard ø 12, ø 16, ø 20, ø 25, ø 32, ø 40, ø 50, ø 63 MK Series

101 157 189 245 302 402 528 628 825 982 1402 1559 0.3 25 34 45 60 60 94 113 147 181 241 317 377 495 589 841 935 IN OUT IN OUT IN OUT IN OUT IN OUT IN OUT IN OUT IN OUT 12 6 Clamp part Non-rotating accuracy 0.7 to 1.4 16 8 During clamping (Retraction end) 20 12 25 12 Made to Order: Individual Specifications (For details, refer to pages 401 and 402.) 32 16 Symbol Description 40 16 -X2071 -X2094

MK

Operating range RB Model C 8 8 8 8 D 50 60 50 60 75 85 75 85 85 95 75 85 95 130 100 130 Mounting bolt M3 x 50l M3 x 60l M3 x 50l M3 x 60l M5 x 75l M5 x 85l M5 x 75l M5 x 85l M5 x 85l M5 x 95l M5 x 75l M5 x 85l M6 x 95l M6 x 130l M8 x 100l M8 x 130l MKB12-10 MKB12-20 MKB16-10 MKB16-20 MKB20-10 MKB20-20 MKB25-10 MKB25-20 MKB32-10 MKB32-20 MKB40-10 MKB40-20 MKB50-20 MKB50-50 MKB63-20 MKB63-50

MK

C 8 8 8.5 8.5 D 50 60 50 60 75 85 75 85 85 95 75 85 95 130 100 130 Mounting bolt M3 X 50l M3 X 60l M3 X 50l M3 X 60l M5 X 75l M5 X 85l M5 X 75l M5 X 85l M5 X 85l M5 X 95l M5 X 75l M5 X 85l M6 X 95l M6 X 130l M8 X 100l M8 X 130l MKB12-10 MKB12-20 MKB16-10 MKB16-20 MKB20-10 MKB20-20 MKB25-10 MKB25-20 MKB32-10 MKB32-20 MKB40-10 MKB40-20 MKB50-20 MKB50-50 MKB63-20 MKB63-50 PTo attach and detach

Table of Contents

Operating range RB Model C 8 8 8 8 D 50 60 50 60 75 85 75 85 85 95 75 85 95 130 100 130 Mounting bolt M3 x 50l M3 x 60l M3 x 50l M3 x 60l M5 x 75l M5 x 85l M5 x 75l M5 x 85l M5 x 85l M5 x 95l M5 x 75l M5 x 85l M6 x 95l M6 x 130l M8 x 100l M8 x 130l MKB12-10 MKB12-20 MKB16-10 MKB16-20 MKB20-10 MKB20-20 MKB25-10 MKB25-20 MKB32-10 MKB32-20 MKB40-10 MKB40-20 MKB50-20 MKB50-50 MKB63-20 MKB63-50