Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Model Series	LME21 / LME22 / LME23
Bore Diameter Options	8mm, 10mm, 12mm, 16mm, 20mm, 25mm, 30mm, 35mm
Material	High Carbon Chromium Steel (GCr15)
Seal Type	Double Rubber Seals (UU)
Surface Hardness	HRC 60-64
Precision Class	ISO Class 0
Lubrication	Pre-lubricated with Lithium Grease
Operating Temperature	-20°C to +120°C
Flange Design	Circular Flange with Notched Edge
Typical Applications	CNC Machines, 3D Printers, Automation Guides

5 reviews

Anonymous

Apr 14, 2026

Rating: 5/5

Highly recommended

Very smooth motion after breaking them in. Will purchase again for future projects.

Anonymous

Mar 16, 2026

Rating: 5/5

Fast shipping

Installed on my linear rail system without issues. Delivery was quicker than expected.

Anonymous

Mar 05, 2026

Rating: 5/5

Great quality bearings

Exactly as described, no play in the movement. Very satisfied with the build quality.

Anonymous

Feb 22, 2026

Rating: 4/5

Good value for money

One had a slight scratch on the flange but works fine. Overall good performance for the price.

Anonymous

Feb 22, 2026

Rating: 5/5

Perfect fit for my CNC upgrade

Smooth operation and arrived well packaged. Exactly what I needed for my linear rail system.

5 FAQ

Q: Are these compatible with standard LM shafts?

A: Yes, designed for standard hardened linear shafts matching the bore size selected.

Q: What is the tolerance on the bore size?

A: Standard ISO tolerance for linear ball bearings is applied to ensure smooth fit.

Q: How do I mount the flange?

A: Use standard bolts through the notched edge holes provided on the flange.

Q: Can I use these outdoors?

A: They are sealed, but prolonged exposure to moisture or dust is not recommended.

Q: Do they come pre-lubricated?

A: Yes, they come with standard lithium grease applied at the factory.

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