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Home / Bearings & Bushings / Linear Bearing LM3 4 5 6 8 10 12 16 20 25 30 35 40 50 60UU for Smooth Shaft Sliding
Bearings & Bushings

Attributes

Brand -
Category Industrial Small Parts / Bearings & Bushings
Origin -
Model Series LM3, LM4, LM5, LM6, LM8, LM10, LM12, LM16, LM20, LM25, LM30, LM35, LM40, LM50, LM60
Seal Type UU Double Rubber Seals
Ball Cage Material Steel Retainer
Bearing Material GCr15 High Carbon Chromium Steel
Surface Treatment Black Oxide Anti-Rust Coating
Precision Grade Normal Precision
Load Direction Radial Load for Linear Motion
Lubrication Pre-lubricated with Machine Oil
Compatible Shaft Hardened Steel Shaft Required
Package Includes Linear Bearing Unit (Shaft Not Included)

5 reviews

A

Anonymous

Apr 03, 2026

Rating: 5/5

Great for 3D Printer upgrade

Reduced noise significantly compared to my old brass bushings. Very satisfied.

A

Anonymous

Mar 14, 2026

Rating: 4/5

Good quality, tight fit

Quality is high, but fit was very tight initially. Needed some break-in time.

A

Anonymous

Feb 18, 2026

Rating: 5/5

Smooth operation for CNC

These bearings glide effortlessly on my hardened shafts. Perfect fit for the LM8 size.

A

Anonymous

Feb 05, 2026

Rating: 5/5

Reliable for automation

Using these in a pick and place module. No issues after weeks of continuous use.

A

Anonymous

Jan 31, 2026

Rating: 5/5

Exactly as described

Received the LM12 size. Dimensions match perfectly with my calipers.

5 FAQ

Q: Are the seals removable for cleaning?

A: The UU seals are pressed fit and not designed to be removed regularly.

Q: Do these work with soft steel shafts?

A: We recommend hardened shafts to prevent wear on the balls and raceway.

Q: Can I use these in high temperature environments?

A: Standard grease is rated for typical industrial temperatures, avoid extreme heat.

Q: Do you offer bulk discounts for 50+ units?

A: Please contact our sales team directly for bulk pricing inquiries.

Q: What is the tolerance for LM8 bearings?

A: Standard metric tolerance applies, typically suitable for h6 shaft tolerance.

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