On Saturday 31 March 2018 15:32:02 Gene Heskett wrote:

> And I don't seem to find any shorter than 10mm.
>
> 5mm long would be a great plenty. This is to be installed in the side
> of a 7/8" diameter slug, with about 1/2 the head buried in the slug,
> and the other half to stick up into a cutout the same width as the
> head of the screw, purpose to lock the slug into the R8, which itself
> is keyed into the spindle. With short threads, and a dot of green
> thread locker, it ought to hold more torque that my spindle can muster
> up. If I machine it right, for a snug fit in the slot cut in the R8 to
> just clear the bit of screw head sticking out, the should not be
> enough slop to dislodge the screw.
>
> But where can I find such short 5mm socket head screws?  Need a full
> box.
>
> Net searchs show 10mm and up, too long.
>
> Thanks.

In looking over my limited screw supply, it seems a M4x.7 socket head cap 
screw is a great plenty for the key since the whole head of it will 
effectively be the key.

-- 
Cheers, Gene Heskett
--
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
Genes Web page <http://geneslinuxbox.net:6309/gene>

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