[chbot] Lost nut - need replacement
Andy Gardner
ceo at andygardner.com
Tue Aug 15 01:16:09 BST 2023
Most US engine builders have quietly switched to metric, IIRC.
There's a good chance I've got something suitable around here. You know
where I am. :^)
On 15/08/23 12:09, Robin Gilks wrote:
> I seem to have lost the nut/locking ring on the ignition barrel of my
> tractor. This means it is trying to drop down the back of the panel - if
> it does then it looks like an engine out job to get to it!!
>
> There is only about 5-6mm of thread to measure so I can't even determine
> accurately whether it's metric or imperial.
>
> Based on what I CAN measure it is either 20mm with a 1mm pitch thread or
> 25/32 or 13/16 with a 28 TPI pitch thread and I guess the overall
> diameter is 1.25inch/ 32mm and about 0.25inch/6mm thick
>
> Most likely imperial (John Deere is a US company) but it does have
> metric parts (Yanmar engine!!)
>
> Not the sort of stock that Blacks are likely to have but someone might
> recognise the size as a standard one
>
> Cheers
>
> --
> Robin Gilks
>
>
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