[Spridgets] Radiator temp gauge port size?

[Steven Guterman]

Lester,

Have you tried a 3/8" flare fitting that has a 9/16 - 18 thread?

steve

On Sun, Oct 17, 2010 at 11:45 AM, Lester <oldsaabguy at comcast.net> wrote:

> Ok,
>
> I have tried a 5/8 -18 and it goes in a few threads but lock too soon, from
> what I've read this means it is likely that this is a BSP thread.  Online
> shows no BSP at Lowes or Home Depot, or Pegasus.. any other ideas?
>
> Lester
>
>
> On Oct 16, 2010, at 7:46 PM, frogeye wrote:
>
> > Lester,
> >
> > I just measured the outside diameter of the threads on a gauge sender
> that
> sits inside those threads
> > I measure .625 and think it's a british pipe thread with dial verniers
> > Close to 19 threads to the inch as well
> > http://en.wikipedia.org/wiki/British_standard_pipe_thread
> >
> > my guess is a British standard pipe
> > but those demensions don't seem to fit in that chart I linked to you
> > I'll keep looking and watching for answers
> >
> > Alan
> >
> >
> > ----- Original Message ----- From: "Lester" <oldsaabguy at comcast.net>
> > To: "Spridget List" <spridgets at autox.team.net>; <bugeye at yahoogroups.com>
> > Sent: Saturday, October 16, 2010 20:22
> > Subject: Re: [Spridgets] Radiator temp gauge port size?
> >
> >
> >> Hello all,
> >>
> >> does anyone know offhand or have a way to measure what size and pitch of
> plug
> >> I could get to use in the port where the temp gauge bulb screws in?
> >>
> >> Thanks,
> >>
> >> Lester
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