HolbertIronWorks

Clearances for anti-friction bearings (roller type) can be specified by the OEM. Sleeve bearings such as babbit or bronze will have clearances based on shaft size, weight, operating speed, oil type and lubrication system. Most anti-friction bearings will have a .001 slip fit to a .002 shrink fit depending on application. Sleeve bearings will usally have a .003 to .025 clearance depending on application.