Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Model Series	LMK UU Series
Bore Diameter Options	8mm, 10mm, 12mm, 13mm, 16mm, 20mm, 25mm, 30mm, 35mm, 40mm
Material Composition	GCr15 Bearing Steel
Flange Configuration	Square Flange
Seal Type	Double Rubber Contact Seals
Precision Grade	Standard Industrial Grade
Surface Treatment	Anti-Rust Polished Finish
Load Type	Linear Radial Load
Compatible Shaft	Hardened Linear Guide Shafts
Package Contents	1 Piece per Selection

5 reviews

Anonymous

Apr 14, 2026

Rating: 5/5

Fast Shipping

Arrived earlier than expected. Well packaged to prevent damage during transit. Will buy again.

Anonymous

Mar 12, 2026

Rating: 5/5

Great Fit

Ordered the 12mm size. Fits the shaft perfectly with no wobble. Installation was straightforward.

Anonymous

Mar 08, 2026

Rating: 5/5

Smooth Motion

Used these for my 3D printer upgrade. Movement is much smoother than the old bearings. Very satisfied with the quality.

Anonymous

Feb 19, 2026

Rating: 4/5

Good Quality

Solid build quality. One bearing was slightly stiff initially but loosened up after some use. Good value.

Anonymous

Jan 30, 2026

Rating: 5/5

Perfect Replacement

Exactly what I needed for my CNC router. Highly recommend for anyone needing reliable linear motion parts.

5 FAQ

Q: Do you offer bulk discounts for large orders?

A: Yes, please contact our sales team directly for orders exceeding 50 units.

Q: What shaft tolerance is recommended for these bearings?

A: We recommend h6 or g6 shaft tolerance for optimal performance and longevity.

Q: What is the mounting hole spacing for the 20mm model?

A: This varies by model number. Please check the specification chart in the product images.

Q: Are these bearings pre-lubricated?

A: Yes, all bearings come pre-greased from the factory and are ready for immediate use.

Q: Can these bearings be used in outdoor environments?

A: They have anti-rust coating but are best suited for indoor machinery to ensure maximum lifespan.

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