Anonymous
Apr 23, 2026
Rating: 5/5
Excellent Quality
Better than expected for the price. The steel feels solid and the seals are tight. Will order more for future builds.
Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Model Series | LM4, LM5, LM6, LM8, LM10, LM12, LM16, LM20, LM25, LM30, LM35 |
| Material | GCr15 High Carbon Chromium Bearing Steel |
| Hardness | HRC 60-64 |
| Precision Grade | G10 |
| Seal Type | Double Rubber Seal (UU) |
| Cage Type | Steel Ball Retainer |
| Surface Treatment | Black Oxide Coated |
| Operating Temperature | -20°C to 120°C |
| Lubrication | Pre-lubricated with High-Performance Grease |
| Compatibility | Requires Hardened Linear Shaft (Sold Separately) |
Anonymous
Apr 23, 2026
Rating: 5/5
Excellent Quality
Better than expected for the price. The steel feels solid and the seals are tight. Will order more for future builds.
Anonymous
Feb 19, 2026
Rating: 5/5
Smooth Motion for CNC
Installed these on my CNC router axis. The movement is incredibly smooth and there is no play. Highly recommended for precision work.
Anonymous
Feb 15, 2026
Rating: 4/5
Solid Choice
Very quiet operation during movement. Slight grease smell initially but dissipated after use. Good value.
Anonymous
Feb 10, 2026
Rating: 5/5
Fast Delivery
Perfect for my 3D printer upgrade project. Arrived quickly and packaging protected the bearings well.
Anonymous
Feb 09, 2026
Rating: 4/5
Good Fit
Works well for my project. Needed a little bit of cleaning to remove excess grease but otherwise perfect dimensions.
Q: What shaft hardness is required for these bearings?
A: We recommend using a hardened linear shaft with HRC 50 or higher for optimal performance and longevity.
Q: Is the LM8 split type available?
A: Yes, the LM8 split type is available. Please select the specific variant from the dropdown menu during checkout.
Q: Do these come pre-lubricated?
A: Yes, all units are pre-greased from the factory and ready for immediate installation.
Q: Can I use these bearings in outdoor environments?
A: The sealed type protects against dust and debris, but we recommend additional protection against direct water exposure.
Q: What is the tolerance range for the inner diameter?
A: These follow standard metric tolerance specifications for the LM series. Please refer to the technical drawing for exact microns.