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I'm looking for a M20 x 1.0 locknut 8mm or thiner

slow-poke

Ultra Member
I'm looking for a M20 x 1.0 locknut 8mm or thinner, if wider I can shorten it.

Anyone happen to have one floating around?

McMaster-carr has, but I would imagine after shipping the $3 nut is going to be $30
 
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PeterT

Ultra Member
Premium Member
Do you mean a regular nut or maybe a bearing nut (with the typical notches on OD). I was just hunting around for bearing nut myself recently. Scads of them on AliExpress but almost everything is 1.5 pitch at that diameter for some reason. MCM seems to have a better selection than most in the fine/1mm pitch, but like you say, probably expensive shipping for a 1-off.

For a regular hex nut, these are on Ali. Cheap shipping but longer delivery, choose your poison.
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Susquatch

Ultra Member
Administrator
Moderator
Premium Member
I'm looking for a M20 x 1.0 locknut 8mm or thinner, if wider I can shorten it.

Anyone happen to have one floating around?

McMaster-carr has, but I would imagine after shipping the $3 nut is going to be $30

Sometimes you just have to think that your nut is a really expensive essential part of the machine. It certainly isn't going to work without it. Looking at it that way, the shipping isn't so bad.
 

slow-poke

Ultra Member
Thanks for the responses.

+ I have a locknut, however it's about twice as thick as the original and can't really be made thinner because of the set screw.

+ I also have thinner ones on order, however it could be a couple of weeks before they arrive.

This morning I simply turned about 0.08" off the top of the gear so now I can use the thicker locknut I already have. The gear does not make contact at the top anyway so that was the quick and easy solution. I expected the gear to be pretty hard, but it cut like butter with a carbide insert, much softer than the ballscrew that's for sure.

As my late great dad often reminded me "There's more than one way to skin a cat" I will spend the $30 on something more useful than a nut.

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