Re: angular contact bearings for mill/drill ballscrews

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "ddfalck2002"
<ddfalck2002@y...> wrote:

> I am reworking my CNC'd mill/drill. I set it up over 5 years ago

and have learned a lot

> since then. I never did replace the thrust bearings for the X and Y

ballscrews. My mill still

> has the originals- balls captured by a stamped steel retainer that

are purely for thrust. I

> would like to replace them so that they can handle some side load

(mainly from timing

> belt mounted motor arrangement). My day job has me sometimes

sourcing ballscrew

> bearings for real machine tools (Barden matched sets @ $375 a set)

and I know I can't

> afford the 'real thing'. I am interested in angular contact bearings

that are affordable.

>
> I did a quick search through this list and DIY_CNC and didn't run

across any references to

> this. So... What are people using for replacing the bearings on the

endcaps on these mill/

> drills?
>
> Thanks,
>
> Dan

The bearing guy on ebay has them although most are metric and the
selection is less that broad.

Metric, 10, 12, and 17 mm, around $15.00 each, or the 17 can be had
for $3.00 each (including shipping)