SMC MSUA Series Rotary Table, Vane Type, High Precision, MDSUA7 90S S79L HWASHIN Used for checking the concave Used for checking the concave and concave radii of a curved surface Specification item model symbol Specification information With auto switch D With auto switch form pneumatic type Mounting support type B Basic type (with bosses on both sides) tube inner diameter 20 tube inner diameter 20mm Types of port screws Rc cylinder stroke 25 cylinder stroke 25mm cushion A air cushion Rod end screw shape rod end male thread with bellows doesn't exist auto switch Without auto switch Auto switch additional symbol 2 with or without Custom made specifications standard