Anonymous
Apr 22, 2026
Rating: 5/5
Smooth operation for CNC
These bearings glide perfectly on hardened shafts. No binding noticed during initial testing.
Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Model Series | LMK LUU |
| Shaft Compatibility | 6mm to 60mm Linear Rods |
| Body Material | High Carbon Chromium Steel |
| Surface Treatment | Black Oxide Finish |
| Seal Configuration | Double Sealed (UU) |
| Cage Type | Steel Ball Retainer |
| Precision Class | Normal Grade |
| Load Capacity | Radial Load Only |
| Mounting Type | Extended Square Flange |
| Package Quantity | 1 Piece per Order |
Anonymous
Apr 22, 2026
Rating: 5/5
Smooth operation for CNC
These bearings glide perfectly on hardened shafts. No binding noticed during initial testing.
Anonymous
Apr 11, 2026
Rating: 5/5
Perfect fit
Ordered the 12mm size. Matches my linear rails exactly. Very satisfied with the purchase.
Anonymous
Mar 01, 2026
Rating: 5/5
Industrial quality
Using these in an automation project. They handle the load well and seem durable.
Anonymous
Feb 22, 2026
Rating: 4/5
Good value
Works well for my 3D printer upgrade. Slightly tighter fit than expected but loosened up after use.
Anonymous
Feb 17, 2026
Rating: 4/5
Solid choice
Good bearings for the price. Make sure your shafts are hardened for best longevity.
Q: What is the tolerance for the inner diameter?
A: Standard ISO tolerance for linear ball bearings applies, typically G0 class.
Q: Do these require hardened shafts?
A: Yes, we recommend using hardened and ground linear shafts for optimal lifespan.
Q: Can I use these vertically?
A: Yes, they can be used vertically provided the load is within radial specifications.
Q: Are these pre-lubricated?
A: Yes, they come with standard grease applied from the factory.
Q: Do you ship internationally?
A: Yes, we offer shipping to most countries. Check checkout for rates.