> From: wms@spin.att.com
> Date: Fri, 29 May 92 10:31:27 EDT
> Message-Id: <9205291431.AA19713@spin>
> To: hoosier.utah.edu!british-cars@hoosier.utah.edu
>
> Subject: Re: Help! strange British pipe thread
>
> I wrote:
> > It is about the same diameter as 3/8 NPT (about .650 across the
> >threads) It has about but not exactly 20 threads per inch. The closest
> >metric thread pitch is 1.25. It is straight, not tapered. It is used
> >both as a pipe fitting thread and the thread for the compression nut
> >on a 3/8 inch cone fitting.
> > Can anyone identify this thread?
>
> The thread has been identified as 3/8 BSP.F .656 across the threads,
> 19 threads per inch. My thanks to all who responded. Now if I can just
> find a place to beg/borrow/buy such a tap, I'll be all set.
>
Try Snap-On. They sell BS tools.
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