Thanks for the feedback.
The previous design was pretty poor in that it was just a deburred laser cut hole pivoting directly on the pin. This was around 5.10mm. This is an RS50 / 5/8th pitch chain
Pin size is 5.09mm according to tsubaki specs but new ones measuring at 5.06
I have had been...
I am having some parts made that attach to a roller chain within a packaging machine,
They are laser cut from 2mm thick steel, with a hole in each end running directly on a hardened steel chain pin with no bushing, (current design)
Just wondering if someone could advise regarding pre-hardened...