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Are brushed motor bearings press fit or glued?
Posted: Sat Oct 05, 2024 9:18 pm
by azone
I need a yokomo endbell for one of my old modified motors. They are plentiful but hard to find in good shape. It is easier and cheaper to find stock motors with yokomo endbells. I'm wondering if the bushing or bearing in these brushed motors are pressed in or if they are actually glued? If pressed I could knock out a bushing and replace with a bearing...
Re: Are brushed motor bearings press fit or glued?
Posted: Sat Oct 05, 2024 9:29 pm
by GoMachV
They are press fit in the case and slip fit in the endbell. Yes, you can swap a bushing for bearing. If the shaft is messed up from a pinion screw eating into it you might have trouble getting the bearing past it, so you may end up filing the shaft slightly.
Re: Are brushed motor bearings press fit or glued?
Posted: Sat Oct 05, 2024 9:40 pm
by azone
GoMachV wrote: ↑Sat Oct 05, 2024 9:29 pm
They are press fit in the case and slip fit in the endbell. Yes, you can swap a bushing for bearing. If the shaft is messed up from a pinion screw eating into it you might have trouble getting the bearing past it, so you may end up filing the shaft slightly.
Nice. thanks.
Re: Are brushed motor bearings press fit or glued?
Posted: Sun Oct 27, 2024 9:23 am
by R6cowboy
GoMachV wrote: ↑Sat Oct 05, 2024 9:29 pm
If the shaft is messed up from a pinion screw eating into it you might have trouble getting the bearing past it, so you may end up filing the shaft slightly.
Just to add a little to this... I've spun the armature while holding the end of the shaft with very fine sand paper (very little at a time) to smooth out a slight rough spot from a pinion screw. Just enough so it's not difficult for a bearing to slide on and off.