Mechanical shaft-mounting components for transmitting motion between two shafts, locking or locating components, or as mechanical stops.
Flexible Couplings (465 suppliers)
Fluid Couplings (40 suppliers)
Fluid couplings are torque-transmitting couplings that use hydraulic oil or water to transmit power. They differ from torque converters in that the input torque is equal to the output torque (no multiplication of torque).
Search by Specification | Learn more about Fluid Couplings
Rigid Couplings (210 suppliers)
Shaft Collars (151 suppliers)
Shaft-Hub Locking Devices (82 suppliers)
Shaft-hub locking devices frictionally clamp gears, pulleys, flywheels, and other components to a shaft without the need for threads or keys.
Search by Specification | Learn more about Shaft-Hub Locking Devices
Universal Joints (156 suppliers)
Universal joints are flexible mechanical connections used to transmit rotary motion from one shaft to another shaft that is not in line with the first, or when alignment varies during service.
Search by Specification | Learn more about Universal Joints