A
Anonymous
Apr 24, 2026
Rating: 4/5
Good Quality
Smooth operation but slightly stiff out of the box. Loosened up after some use.
Description
Replacement square flange linear bearing KCMK/KCMKL-8 10 12 16 20 25 30 35 40 50
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Brand | Shanglong |
| Model Series | KCMK / KCMKL |
| Material | High Carbon Chromium Steel |
| Hardness | HRC 60-64 |
| Seal Type | Double Rubber Seals (UU) |
| Cage Material | Steel |
| Precision Grade | G10 |
| Flange Type | Round Flange |
| Application | Linear Motion Systems |
| Package Weight | Varies by Size |
5 reviews
A
Anonymous
Apr 13, 2026
Rating: 5/5
Perfect Fit
Works great on my CNC machine. The flange aligned perfectly with the existing mounting holes.
A
Anonymous
Mar 19, 2026
Rating: 4/5
Solid Choice
Good value for money. Works well for my 3D printer project.
A
Anonymous
Feb 25, 2026
Rating: 5/5
Excellent Replacement
Exact match for original parts. No modification needed for installation.
A
Anonymous
Feb 22, 2026
Rating: 5/5
Fast Shipping
Arrived quickly and well packaged. The bearing feels sturdy and well-made.
5 FAQ
Q: What is the difference between KCMK and KCMKL?
A: The KCMKL series is the longer version of the standard KCMK series, offering higher load capacity.
Q: Does this come pre-lubricated?
A: Yes, the bearings are pre-lubricated with grease, but regular maintenance is recommended.
Q: Can I return this if I order the wrong size?
A: Yes, unused items can be returned within 30 days of delivery for a full refund.
Q: Is this compatible with a 12mm hardened shaft?
A: Yes, please select the KCMK-12 or KCMKL-12 model specifically for 12mm shafts.
Q: What is the maximum load capacity for the -20 model?
A: Load capacity varies by application speed. Please refer to the technical spec sheet for dynamic load ratings.
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