<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=Windows-1252">
</head>
<body>
<div>
<div>
<div dir="ltr" style="">
<div dir="ltr" style="color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
I found these also on McMaster</div>
<div dir="ltr" style="color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
<br>
</div>
<div dir="ltr" style="color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
<a href="https://www.mcmaster.com/93935A320/" target="_blank" data-saferedirecturl="https://www.google.com/url?q=https://www.mcmaster.com/93935A320/&source=gmail&ust=1647468831330000&usg=AOvVaw0qj4g4rKlmwfvL10jzu8UQ" style="pointer-events: none; cursor: default; font-size: 15px; border-color: rgb(66, 133, 244);">https://www.mcmaster.com/<wbr style="border-color: rgb(66, 133, 244);">93935A320/</a><br>
</div>
<div dir="ltr" style="color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
<br>
</div>
<div dir="ltr" style="color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
They’re for M3x0.5 threads and are 1.8mm tall. </div>
<div dir="ltr" style="color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
<br>
</div>
<div dir="ltr" style="color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
The nuts will be silver metallic, though. </div>
</div>
</div>
<div id="ms-outlook-mobile-signature">
<div></div>
</div>
</div>
<hr style="display:inline-block;width:98%" tabindex="-1">
<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Marco Contalbrigo <mcontalb@fe.infn.it><br>
<b>Sent:</b> Tuesday, March 15, 2022 6:12:42 PM<br>
<b>To:</b> Tyler Lemon <tlemon@jlab.org><br>
<b>Cc:</b> Marc Mcmullen <mcmullen@jlab.org>; dsg-hallb_rich@jlab.org <dsg-hallb_rich@jlab.org>; Tomassini Sandro <sandro.tomassini@lnf.infn.it>; Dario Orecchini <dario.orecchini@googlemail.com><br>
<b>Subject:</b> Re: [EXTERNAL] Nuts</font>
<div> </div>
</div>
<div class="BodyFragment"><font size="2"><span style="font-size:11pt;">
<div class="PlainText">Ciao Tyler,<br>
thank you for the prompt reply.<br>
Ideally we look for M3 nuts, 1.8 mm thickness.<br>
Marco.<br>
<br>
On Tue, 15 Mar 2022, Tyler Lemon wrote:<br>
<br>
> Hi Marco,<br>
> <br>
> Those nuts from McMaster Carr have a six week lead time. <br>
> <br>
> Is the main specification that the nuts be for M3 screws and are ~2mm thick?<br>
> <br>
> _____________________________________________________________________________________________________________________________________________<br>
> From: Marco Contalbrigo <mcontalb@fe.infn.it><br>
> Sent: Tuesday, March 15, 2022 6:05:17 PM<br>
> To: Tyler Lemon <tlemon@jlab.org>; Marc Mcmullen <mcmullen@jlab.org><br>
> Cc: Tomassini Sandro <sandro.tomassini@lnf.infn.it>; Dario Orecchini <dario.orecchini@googlemail.com><br>
> Subject: [EXTERNAL] Nuts <br>
> Dear Tyler and Marc,<br>
> we would urgently need thin (<2 mm) nuts to fit<br>
> the electronic board stack into the RICH panel.<br>
> With the one available in EEL125 (2.5 mm) the<br>
> connector mating is not good.<br>
> <br>
> We would need 1500 pieces.<br>
> We found a possible model at McMASTER-CARR:<br>
> 90370A203 $5.71 for a pack of 100.<br>
> <br>
> Others seem to be much more expensive. I cc<br>
> Sandro and Dario for possible comments.<br>
> Thanks, Marco.<br>
> <br>
> <br>
> <br>
></div>
</span></font></div>
</body>
</html>