# Alternative bearings

**URL:** <https://opensourceleg.discourse.group/t/alternative-bearings/251>\
**Category:** Hardware\
**Created:** [September 4, 2026, 12:58pm UTC](https://opensourceleg.discourse.group/t/alternative-bearings/251 "2026-09-04T12:58:08Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![feldk066](https://avatars.discourse-cdn.com/v4/letter/f/bcef8e/32.png) [@feldk066](https://opensourceleg.discourse.group/u/feldk066)\
**Post date:** [September 4, 2026, 12:58pm UTC](https://opensourceleg.discourse.group/t/alternative-bearings/251/1 "2026-09-04T12:58:08Z")

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Hello,

We’re looking to find a couple replacement ball bearings as some of ours got damaged.

Has anyone found cheaper alternatives than McMaster or Motion Industries to source these parts, and if so what your experiences are with them? I found one website ([https://www.lily-bearing.com/](https://www.lily-bearing.com/)) selling bearings for a fraction of the price, but I’m concerned about their quality.

The part numbers are: z\_angularContactBearing\_motionIndustries\_KAA10AG0 (1" bore) z\_ultraThinBallBearing\_mcmaster\_6656K110 (2" bore)

Thanks!