Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Brand	BKD
Country of Origin	Germany
Bearing Type	Linear Ball Bearing
Flange Configuration	H-Flanged Double Edge-Cut
Material Composition	GCr15 Bearing Steel
Seal Designation	UU (Double Non-Contact Seal)
Precision Grade	ABEC-7
Surface Hardness	HRC 60-64
Recommended Application	CNC Routers, 3D Printers
Package Quantity	1 Piece

5 reviews

Anonymous

Apr 03, 2026

Rating: 5/5

Excellent precision for CNC

These bearings fit perfectly on my linear shafts. The motion is incredibly smooth with minimal friction. Highly recommend for precision machinery.

Anonymous

Mar 31, 2026

Rating: 4/5

Good quality, tight fit initially

The build quality is solid and feels genuine. They were a bit tight on the shaft at first but loosened up after some use. Good value.

Anonymous

Mar 15, 2026

Rating: 5/5

Perfect for automation projects

Used these for a custom automation rig. They handle the load well and the flanged design makes mounting very secure.

Anonymous

Mar 11, 2026

Rating: 4/5

Reliable components

Solid bearings. Shipping took a little longer than expected but the product quality makes up for it. Will buy again.

Anonymous

Mar 02, 2026

Rating: 5/5

Smooth and quiet operation

Replaced my old bearings with these German imports. The noise level dropped significantly. Very satisfied with the performance.

5 FAQ

Q: Can these bearings operate in high-temperature environments?

A: They are rated for standard industrial temperatures, typically ranging from -20°C to 120°C.

Q: Are these compatible with standard LMH housing blocks?

A: Yes, these follow standard dimensions and are compatible with most standard LMH housing blocks.

Q: What does the UU seal designation mean?

A: UU indicates a double non-contact seal on both sides, offering protection against dust while maintaining low friction.

Q: Is lubrication pre-applied to these bearings?

A: Yes, these bearings come pre-lubricated with high-quality grease from the factory.

Q: What shaft diameter does the LMH12 model support?

A: The LMH12 model is designed specifically for 12mm linear guide shafts.

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