Couplers for Sun DB13W3<->VGA DE15 adapter

Eric Christopherson echristopherson at
Sun Oct 25 16:28:58 CDT 2015

On Sun, Oct 25, 2015 at 6:07 AM, Joseph Lang <joe.lang.0000 at>

> 4-40 is the correct size. I would remove the jack screws on one side and
> replace with sockets. If you use standoffs the screws May bottom out too
> soon.

Could you explain that in more detail? I'm not aware of "sockets" except as
the tools that are used for turning hex nuts; is there a kind of socket
that actually gets installed on a bolt?

And I'm not sure what you mean about bottoming out. You just mean there
wouldn't be enough length of thread to fit both male ends securely?

> Joe
> > On Oct 24, 2015, at 5:47 PM, Eric Christopherson <
> echristopherson at> wrote:
> >
> > I have a Sun machine with a 13W3 framebuffer output, which is connected
> > via a Monoprice VGA adapter to my LCD monitor. It works great, but the
> > ends of the standoff bolts without nuts come together where the VGA
> > cable meets the adapter; that is to say, the VGA cable's nuts are on the
> > far side of the shell from its male end, and the adapter's nuts are on
> > the far side of the shell from its female end.
> >
> > I'm wondering what I can put between the two to keep the cable from
> > disconnecting from the adapter. Some searches seem to indicate I want
> > some 4x40 (or 4-40) female-female (coupling) nuts; does this seem
> > correct?
> >
> > --
> >        Eric Christopherson

        Eric Christopherson

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