Why Does a Coupling Make Noise? Causes and Fixes

A noisy coupling is a communicating coupling ¡ª it is telling you something specific about the condition of the drivetrain or the installation. The mistake most maintenance teams make is to accept coupling noise as a normal operating characteristic and defer...

Why Does Coupling Misalignment Cause Bearing Failure?

Bearing failure is the most common unplanned maintenance event in rotating machinery — and misalignment is the most common cause of bearing failure. Yet the connection between coupling misalignment and bearing damage is poorly understood in most maintenance...

Why Does a Flange Coupling Fail Prematurely?

A flange coupling is not supposed to be a consumable. A correctly selected and properly installed coupling should run for years — often the entire service life of the connected machine — without significant attention. When a coupling fails in months rather than years,...