Question

How do you identify cylinder?

Answer 1

Check the cylinder's extension to help identify its approximate stroke. Look at the rod diameter. A cylinder with a rod outside diameter equal to or nearly equal to its interior piston diameter is a ram cylinder. 

Answer 2

Check the cylinder's extension to helpidentify its approximate stroke. Look at the rod diameter. A cylinder with a rod outside diameter equal to or nearly equal to its interior piston diameter is a ram cylinder. Single-acting ramcylinders make good hydraulic jacks.