3927x ◆ [EXCLUSIVE]

The 3927X is rarely used alone; it is the outer "race" that the rollers run against.

Specifically machined for the 3900 series inch-sized rollers. Common Pairings & Applications The 3927X is rarely used alone; it is

These are "open" design bearings, meaning they require regular grease or oil bath lubrication to prevent overheating. The 3927X is rarely used alone

While you can buy the 3927X cup separately, it is best practice to replace both the cup and cone at the same time to ensure even wear patterns. The 3927X is rarely used alone; it is