A jaw coupling is a type of general purpose power transmission coupling that also can be used in motion control (servo) applications.

TARR series diaphragm coupling is the basic type of flexible diaphragm coupling,and has many advantageous features

Disc coupling: by definition, transmits torque from a driving to a driven bolt tangentially on a common bolt circle. Torque is transmitted between the bolts through a series of thin, stainless steel discs assembled in a pack.

Disc coupling: by definition, transmits torque from a driving to a driven bolt tangentially on a common bolt circle.