Blog

Selection guides and application insights for deep groove and crossed roller bearings — written by a manufacturer, for engineers who need answers.

Oct 03 2026

High Temperature Bearings. What Changes in the Heat

Heat closes the running clearance, ages the grease and softens the cage. A zone by zone walkthrough of what changes in a bearing and what to order instead.

09-23
2026
Sep 23 2026

What Is the Ball Bearing’s Potential and What Sets the Limit

What is the ball bearing's potential? The same 20mm bore spans 3.49 kN to 16.0 kN of rating, and the ceiling moves with the series, cage, seal and steel.

09-22
2026
Sep 22 2026

How to Choose Shaft and Housing Fits for Bearings

Shaft and housing fits decide whether a bearing runs for years or fails in months. Match the fit to load and rotation with this practical guide.

09-21
2026
Sep 21 2026

Bearing Internal Clearance Explained C2 CN C3 and C4

Bearing internal clearance decides how hot a bearing runs, how long it lasts, and how quiet it is. See how C2, CN, C3 and C4 differ.

09-20
2026
Sep 20 2026

Bearings for Warehouse Automation and AMR Fleets

Bearings for warehouse automation fail on duty cycle, not on load rating. See which type belongs in drive wheels, lift masts, sorters and arms.

09-19
2026
Sep 19 2026

Why Electric Motor Bearings Overheat and How to Stop It

Electric motor bearings that run hot are a symptom, not the fault. Work through these six causes in order before you replace another bearing.

09-18
2026
Sep 18 2026

How Custom Bearing Manufacturing Works From Drawing to Delivery

Custom bearing manufacturing runs through eight stages from drawing to shipment. Here is what happens at each stage, and what we need from you to start.

09-17
2026
Sep 17 2026

Sealed Crossed Roller Bearings for Collaborative Robots

Sealed crossed roller bearings for cobots: matching the seal to the environment while keeping breakaway torque and factory preload intact.

09-16
2026
Sep 16 2026

Crossed Roller Bearing Backlash and Factory Preload in Robot Joints

Where backlash comes from in a robot joint, how each source costs repeatability, and how factory preload in RAU integrated-ring bearings removes it.

09-15
2026
Sep 15 2026

Custom Crossed Roller Bearings. What Robot OEMs Specify

Custom crossed roller bearings start with a drawing. How robot OEMs specify bore, OD, tolerances, preload, and inspection, and where specs go wrong.

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