How to Maintain Precision Bearings – 7 Easy Steps

Keep your machinery running smoothly and avoid costly downtime by taking proper care of your precision bearings. Follow these easy maintenance steps from the bearing experts at Beining Technology.

Step 1: Remove Wheels & Screws Safely

Before working on bearings:

• Use a magnetic tray to keep screws secure and organized
• Take photos or notes showing how parts fit together for easier reassembly later

Step 2: Remove Bearings Carefully

• Always use the correct size hex wrench
• Never hit or hammer directly on the bearing
• For tight fits, apply even pressure with proper tools to avoid damage

Step 3: Clean Bearings Properly

• Use soft brushes or lint-free cloths to wipe away dirt and debris
• Avoid using harsh chemicals unless necessary
• Work in a clean area — dust and particles can shorten bearing life

Step 4: Check the Cover Type First

Some bearings have removable covers, others don’t:

• ✅ C-ring groove: Removable cover – safe to open
• ❌ Solid metal edge: Permanent seal – do not open unless necessary

Step 5: Open C-Ring Covers (If Safe)

If your bearing has a removable cover:

• Slide a thin screwdriver into the groove
• Gently lift out the C-ring
• Keep all small parts in a safe place for reassembly

Step 6: Warning About Permanent Covers

⚠️ Only open sealed bearings in emergencies:

• Opening will break the cover
• Bearing performance drops by up to 60%
• Plan to replace the bearing soon after opening

Step 7: Clean & Lubricate Correctly

• Soak bearings in cleaning solvent (if needed)
• Swirl gently to remove built-up grime
• Pack with high-quality grease made for precision bearings
• Spin by hand to evenly spread the lubricant

How Often Should You Service Bearings?

Why Choose Precision Bearings?

Using high-quality precision bearings gives you:

• Up to 10x longer accuracy retention
• Reduced machine vibration
• Energy savings through smoother rotation

3 Warning Signs of Failing Bearings

Don’t ignore these red flags:

1. Screeching, grinding, or unusual noises
2. Overheating housing (above 65°C / 150°F)
3. Visible rust, dents, or rough movement

Pro Tip:

For the longest service life and consistent performance, choose "Torque Stable" precision bearings designed for industrial and high-precision applications.

Looking for Expert Bearing Support?

At Beining Technology, we help manufacturers keep their machines running with high-quality bearings and expert advice. Contact us today for bearing selection, replacement, or maintenance support.