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Home / Bearings & Bushings / Japanese Imported Linear Bearing lm20uu Ball 6 Slide 8 10 12 13 16 25 30 35 40 50

Attributes

Brand -
Category Industrial Small Parts / Bearings & Bushings
Origin -
Model Series LM UU Series
Specific Model LM20UU
Shaft Diameter 20 mm
Outer Diameter 32 mm
Overall Length 42 mm
Material Composition GCr15 Bearing Steel
Seal Configuration Double Rubber Contact Seals
Dynamic Load Capacity 880 N
Static Load Capacity 1520 N
Manufacturing Origin Japan

5 reviews

A

Anonymous

Mar 18, 2026

Rating: 5/5

True to Spec

Measured dimensions match perfectly with the product description. Happy to see genuine imported quality.

A

Anonymous

Mar 08, 2026

Rating: 5/5

Long Lasting

Replaced old bearings with these and the machine noise reduced significantly. Great quality for the price point.

A

Anonymous

Mar 01, 2026

Rating: 5/5

Smooth Gliding

No friction noticed during installation. They fit the shaft perfectly and seem very durable for long-term use.

A

Anonymous

Feb 26, 2026

Rating: 5/5

Excellent Precision

Used these for a custom CNC build and the motion is incredibly smooth. No binding or excessive play noticed during setup.

A

Anonymous

Feb 14, 2026

Rating: 4/5

Solid Performance

Works well but packaging was slightly damaged upon arrival. The bearings themselves are unaffected and function correctly.

5 FAQ

Q: Is lubrication included inside the bearing?

A: Yes, each unit comes pre-lubricated with standard grease suitable for general applications.

Q: Are these compatible with standard LM shafts?

A: Yes, designed for standard linear motion shafts corresponding to the model number.

Q: What shaft tolerance is required for optimal performance?

A: We recommend a shaft tolerance of g5 or h6 for best results with these bearings.

Q: What is the warranty period for this item?

A: Comes with a 12-month manufacturer warranty against defects in material and workmanship.

Q: Can these handle high speed applications?

A: They are suitable for moderate to high speeds depending on load conditions and lubrication maintenance.

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