Flexible Couplings (329 companies)
Flexible couplings connect rotating members while allowing some degree of angular or parallel misalignment.
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Fluid Couplings (11 companies)
Fluid couplings are used in conjunction with flexible couplings to transmit rotating mechanical motion and provide a smooth, soft start. Learn more about Fluid Couplings

Rigid Couplings (148 companies)
Rigid couplings connect rotating members such as shafts. They secure onto both members and provide transmission of torque and motion.
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Shaft-hub Locking Devices (60 companies)
Shaft-hub locking devices frictionally clamp gears, pulleys, flywheels, and other components to a shaft without the need for threads or keys.
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Shaft Collars (114 companies)
Shaft collars attach to shafts and are used as stop features or targets for devices such as tachometers.
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Universal Joints (122 companies)
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.
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