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Home / Bearings & Bushings / Linear Bearing Housing Box-Type Extended Slide Block SC30 SC35 SC40 SC50 SC60LUU Promotion

Attributes

Brand -
Category Industrial Small Parts / Bearings & Bushings
Origin -
Model Series SC30 / SC35 / SC40 / SC50 / SC60
Material Aluminum Alloy (Anodized)
Bearing Insert LM-UU Linear Ball Bearing
Shaft Compatibility Hardened Chrome Steel Round Shaft
Seal Configuration UU (Double Sealed)
Mounting Type Box Type / Block Style
Lubrication Pre-greased (Standard)
Precision Class Standard Grade
Operating Temperature -10°C to 80°C
Typical Applications CNC Machines, 3D Printers, Automation

5 reviews

A

Anonymous

Apr 20, 2026

Rating: 5/5

Smooth Motion

Very smooth movement on the rail. No binding issues noticed during initial setup. Highly recommend for DIY projects.

A

Anonymous

Mar 15, 2026

Rating: 4/5

Good Value

Solid build for the price. Shipping took a bit longer than expected, but the product itself meets specifications.

A

Anonymous

Mar 01, 2026

Rating: 5/5

Great Quality

Fits perfectly on my CNC router. The aluminum housing is sturdy and the bearing moves smoothly along the shaft.

A

Anonymous

Feb 09, 2026

Rating: 5/5

Exactly as Described

Matched the SC50 specs perfectly. Mounting holes were drilled accurately. Will purchase again for future builds.

A

Anonymous

Feb 06, 2026

Rating: 4/5

Nice Housing

Aluminum is sturdy and light. The seals keep dust out well. Just make sure to align your shafts properly.

5 FAQ

Q: Are replacement LM-UU bearings available separately?

A: Yes, standard LM-UU series linear ball bearings are compatible and can be purchased separately if replacements are needed.

Q: Is the bearing pre-lubricated or do I need to add grease?

A: Yes, the linear bearings come pre-greased from the factory. You can add more later if needed.

Q: What is the mounting hole spacing for the SC40 model?

A: Please refer to the technical drawing in the product images for specific hole spacing dimensions per model size.

Q: What shaft tolerance is required for these blocks?

A: We recommend using hardened steel shafts with h6 tolerance for optimal performance and longevity.

Q: Can I use this housing for vertical load applications?

A: Yes, these blocks support vertical loads, but ensure the shaft is properly supported at both ends to prevent sagging.

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