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uxcell LM8UU Linear Ball Bearings 8mm Bore 15mm OD 24mm Length for CNC Machine 3D Printer 4pcs

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$7.59

$ 3 .99 $3.99

In Stock

1.Size:8mm


2.:4


About this item

  • [SIZE] - Model: LM8UU, 8x15x24mm Metric Double Seal Linear Bearing
  • [USAGE] - Linear bearings are part of linear motion systems, often used in conjunction with cylindrical shafts or guideways.
  • [FEATURES] - These ball bearing with two rubber dust sealed to prevent ingress of dirt, water and foreign matter
  • [CAPABILITY] - Static Load Capacity (Cor): 265N, Dynamic Load Capacity (Cr): 402N (Recommended load is 80% of rated load, not to exceed rated load.)
  • [APPLICATIONS] - Mechanical slides, 2-axis and 3-axis tables, linear tables, 3D printers, ect.



Product Description

1

  • Linear motion bearings provide freedom of movement in a single direction.
  • Often used in conjunction with cylindrical shaft or rail.
  • The steel ball is in point contact with the shaft and rotates with very little frictional resistance, so as to obtain smooth movement with high precision.
1

Linear Ball Bearing Motion Slide Units

  1. Grease may be applied prior to use to improve smoothness.
  2. Maintain lubrication of optical shafts and guides during operation.
  3. The recommended load is 80% of the rated load, exceeding the rated load will affect fluidity.
  4. The table needs to be level during installation, otherwise it will interfere with installation calibration.
  5. Require regular cleaning and maintenance.
1

1
Linear Motion Bearing

X-Y tables, linear stages, machine slides and other advanced slides use linear motion bearings to provide movement along both X and Y multiple axis.

Applications

  • Replacement of parts of the 3D printer rail unit.
  • Replacement of common machine tool guideway components.
  • Laser (engraving machine) rail set-up and parts replacement
  • Construction and replacement of small planing machine tables, carriers, rails and parts.
  • Mechanical Slides
  • 2-axis, 3-axis Benches
  • Linear Stages
Customer Reviews
3.5 out of 5 stars 11
3.8 out of 5 stars 56
1.0 out of 5 stars 1
4.0 out of 5 stars 55
4.1 out of 5 stars 69
4.2 out of 5 stars 21
Price no data no data no data no data no data no data
Quantity 2pcs 4pcs 1piece 2pcs 4pcs 4pcs
Customer Reviews
3.8 out of 5 stars 51
4.3 out of 5 stars 73
4.0 out of 5 stars 41
3.9 out of 5 stars 34
4.3 out of 5 stars 3
5.0 out of 5 stars 4
Price no data no data no data no data no data no data
Quantity 2pcs 2pcs 2pcs 2pcs 2pcs 2pcs
Customer Reviews
3.8 out of 5 stars 22
4.4 out of 5 stars 83
4.1 out of 5 stars 15
3.8 out of 5 stars 13
3.2 out of 5 stars 4
Price no data no data $23.09 no data no data no data
Quantity 2pcs 4pcs 1piece 2pcs 1piece 2pcs

Jon P
Reviewed in the United States on March 4, 2025
Bearings were great right out of the box. No problems. Used them on a 10mm linear shaft for a 3D printer. Been working ever since
Michael
Reviewed in the United States on January 22, 2025
I purchased these to replace grinding bearings in my sliding miter saw, they are longer than my stock bearings but I think it honestly help provide more stability. They slide very smooth, better than stock, and function exactly as expected. No more noise and jerky motion while sliding and at a way lower price than purchasing a new saw.
Shopper
Reviewed in the United States on June 2, 2024
Had some noisy bearings on sv06+. Bought both 4 of these and 4 of Aopin. Not sure if it was just luck but the Aopin felt far smoothe and were much quieter. 1 of 4 of these had a slight clunky feel when moving on rod. 2 of 4 felt sloppy, I could wiggle them slightly back and forth on the rod. I ended up using 1. The other 3 will work in a pinch. Or I want to build a lower res printer. But I'll likely just buy more of the other brand for 50 cents or so more.
Cliente
Reviewed in the United States on May 25, 2024
Excelente
Ken
Reviewed in the United States on November 24, 2024
Used to rebuild small CNC machine. These have outlasted the original.
Michael
Reviewed in the United States on October 5, 2024
These bearings are very gritty and do not roll smoothly especially if there is any weight on them. Feels like a car driving over rumble strips. Would not buy again. Already ordered some IKO Bearings from Japan
Charlie
Reviewed in Canada on March 21, 2023
Great quality
Heather
Reviewed in the United States on November 25, 2022
I purchased these for a flight simulator throttle upgrade, and they have been perfect. I wiped them down a little bit before use because they were quite oily; but, after that they have been perfect!
Erika K.
Reviewed in Canada on July 17, 2021
My first impression was that the surface finish was very nicely machined. That kind of told me tha the rest was nothing to worry about. The shipping and delivery, once again was timely and professional which always makes me happy!
Jesse C.
Reviewed in the United States on July 11, 2021
Not bad compared to a different brand I recently bought. These slid easily on the 12mm rails I bought. One of them was gritty and probably won't use it
Btbobby
Reviewed in Australia on February 19, 2021
Magnetic drill
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