By not permanently bonding a bearing to the shaft, it can be replaced as needed without damage to the shaft.

Standard bearings come pre-lubricated from the factory with Mobil™* Ronex™* MP Grease.

The ball bearing cage (also known as a ball bearing retainer or ball separator – these are used interchangeably), is the component in a ball bearing that separates the balls, maintains the balls symmetrical radial spacing, and in most cases, holds the bearings together.

ER style bearings are insert bearings with an extended inner ring. They are specifically designed for mounting on shafts without using adapters, lock-nuts, or shoulders. They are popular in many applications due to their versatility, and cost effectiveness.