How to install four-point contact ball bearings

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Four-point contact ball bearings are designed to handle axial loads in both directions and moderate radial loads. They are commonly used in applications requiring combined loading (axial and radial) and where space is limited.

Four-point contact ball bearing installation guide

Four-point contact ball bearings

1. Preparation

Ensure the bearing, housing, and shaft are clean, free from any debris, dirt, or burrs that could affect performance.

Check the parts for any damage or imperfections.

Apply a thin layer of high-quality grease or lubricant to the seating surfaces to ease installation and prevent corrosion.

2. Align the Bearing

Align the bearing with the shaft or housing properly before applying force. Misalignment during installation can lead to excessive load, resulting in premature wear.

Note the direction of loading: four-point contact bearings have a split inner or outer ring, and the load should be directed through the split points.

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