▲ 3 r/homecockpits+1 crossposts

How to secure a 6800zz bearing to a threaded shaft - Help required

I have a 6800zz bearing that I'll be using the make a cam follower. I'm aware that there are ready made CF out there, but I need to design my own for now.

I need to secure this bearing to the end of a 40mm long M10 threaded rod in the following order:

---threaded rod ----> M10 nut ---> bearing washer/spacer ---> 6800zz bearing ---> bearing washer/spacer ---> M10 nut.

Both M10 nuts will be tightened on either end thereby securing the bearing and prevent any axial movement whatsoever. I would assume then that the washers/spacer would need to be relatively thin (like about 1-2mm) just like a regular washer?

Is it possible to do this assembly? I have tried Googling and asking Gemeni as well - no joy.

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u/loves_mining_stocks — 4 days ago
▲ 2 r/Lenovo+1 crossposts

Hi, I have a Lenovo Thinkcenter M91P SFF desktop and was looking to change my wifi card from an existing PCIe to a PCI based card. The reason I appear to be 'downgrading' my wifi card is because of the way the PCIe and the PCIex16 slots are laid out on the motherboard. They are currently close enough that I am unable to install a GTX 1650 4GT Low Profile GPU into the PCIex16 slot, without hard butting against the existing PCIe wifi card.

The only way I can install my GPU is if I remove the existing PCIe wifi card and install a PCI card further down - this will provide me with the necessary space to accomodate the GPU thickness.

https://preview.redd.it/qqoafeaduvxg1.png?width=576&format=png&auto=webp&s=b59bce3fd682b0d55fb82b1f4f972f339f9e6faa

Noting that the PCI card would need to be low profile (SFF case), could anyone who has more experience in this, please provide some compatible models?

Thanks.

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u/loves_mining_stocks — 4 months ago