<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:12px"><div dir="ltr" id="yui_3_16_0_ym18_1_1458509730711_5704"><span id="yui_3_16_0_ym18_1_1458509730711_5705">I could machine a shaft with a shoulder on it to fit the threaded hole nice snug, then use the shoulder to make a mark on the hull to file an area for the o-ring to sit on. I can try out my prussian blue paste stuff ;-)</span></div><div dir="ltr" id="yui_3_16_0_ym18_1_1458509730711_5704"><span>Hank</span></div> <div class="qtdSeparateBR"><br><br></div><div class="yahoo_quoted" style="display: block;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 12px;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <div dir="ltr"><font size="2" face="Arial"> On Sunday, March 20, 2016 3:35 PM, hank pronk via Personal_Submersibles <personal_submersibles@psubs.org> wrote:<br></font></div> <br><br> <div class="y_msg_container"><div id="yiv0002968357"><div><div style="color:#000;background-color:#fff;font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:12px;"><div dir="ltr" id="yiv0002968357yui_3_16_0_ym18_1_1458509146618_2895">I want to drill and tap a 1\2 inch fine thread hole in my sphere. The penetrator has the o-ring grove in it, so the sphere needs a flat spot for the o-ring to sit on and the flat spot needs to be square to the bore.</div><div dir="ltr" id="yiv0002968357yui_3_16_0_ym18_1_1458509146618_2895">Hank</div> <div class="yiv0002968357qtdSeparateBR"><br clear="none"><br clear="none"></div><div class="yiv0002968357yahoo_quoted" style="display:block;"> <div style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:12px;"> <div style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px;"> <div class="yiv0002968357yqt9909596296" id="yiv0002968357yqt21128"><div dir="ltr"><font size="2" face="Arial"> On Sunday, March 20, 2016 3:10 PM, Hugh Fulton via Personal_Submersibles <personal_submersibles@psubs.org> wrote:<br clear="none"></font></div> <br clear="none"><br clear="none"> <div class="yiv0002968357y_msg_container"><div id="yiv0002968357"><style>#yiv0002968357 --
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#yiv0002968357 </style><div><div class="yiv0002968357WordSection1"><div class="yiv0002968357MsoNormal"><span style="font-size:11.0pt;">Hank, There is a unimill but you are light on details. What size hole and what size o’ring groove and what diameter etc</span></div><div class="yiv0002968357MsoNormal"><span style="font-size:11.0pt;"> </span></div><div><div class="yiv0002968357MsoNormal"><span style="font-size:11.0pt;">Hugh</span><span lang="EN-NZ" style="font-size:11.0pt;"></span></div><div class="yiv0002968357MsoNormal"><span lang="EN-NZ" style="font-size:11.0pt;"> </span></div></div><div class="yiv0002968357MsoNormal"><span style="font-size:11.0pt;"> </span></div><div class="yiv0002968357yqt6250850079" id="yiv0002968357yqt42567"><div><div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm;"><div class="yiv0002968357MsoNormal"><b><span style="font-size:10.0pt;">From:</span></b><span style="font-size:10.0pt;"> Personal_Submersibles [mailto:personal_submersibles-bounces@psubs.org] <b>On Behalf Of </b>Emile van Essen via Personal_Submersibles<br clear="none"><b>Sent:</b> Monday, 21 March 2016 9:57 a.m.<br clear="none"><b>To:</b> 'Personal Submersibles General Discussion'<br clear="none"><b>Subject:</b> Re: [PSUBS-MAILIST] machining</span></div></div></div><div class="yiv0002968357MsoNormal"> </div><div class="yiv0002968357MsoNormal"><span lang="NL" style="font-size:10.0pt;">Hi Hank,</span></div><div class="yiv0002968357MsoNormal"><span lang="NL" style="font-size:10.0pt;"> </span></div><div class="yiv0002968357MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;">The tool does not exist. A profiled drill could do the job. Maybe you can use a drill that is meant for allen screw pot holes.</span></div><div class="yiv0002968357MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;"> </span></div><div class="yiv0002968357MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;">Emile</span></div><div class="yiv0002968357MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;"> </span></div><div><div align="center" class="yiv0002968357MsoNormal" style="text-align:center;"><span lang="NL"></span><hr align="center" size="2" width="100%"></div><div class="yiv0002968357MsoNormal"><b><span lang="NL" style="font-size:10.0pt;">Van:</span></b><span lang="NL" style="font-size:10.0pt;"> Personal_Submersibles [<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles-bounces@psubs.org" target="_blank" href="mailto:personal_submersibles-bounces@psubs.org">mailto:personal_submersibles-bounces@psubs.org</a>] <b>Namens </b>hank pronk via Personal_Submersibles<br clear="none"><b>Verzonden:</b> zondag 20 maart 2016 20:00<br clear="none"><b>Aan:</b> Personal Submersibles General Discussion<br clear="none"><b>Onderwerp:</b> [PSUBS-MAILIST] machining</span><span lang="NL"></span></div></div><div class="yiv0002968357MsoNormal"><span lang="NL"> </span></div><div><div id="yiv0002968357yui_3_16_0_ym18_1_1458499998596_2505"><div class="yiv0002968357MsoNormal" style="background:white;"><span lang="NL" style="font-size:9.0pt;">Hi All,</span></div></div><div id="yiv0002968357yui_3_16_0_ym18_1_1458499998596_2505"><div class="yiv0002968357MsoNormal" style="background:white;"><span lang="NL" style="font-size:9.0pt;">I need machining info, I am looking for a tool (drill?) that can drill a hole and make a o- ring seat at the same time. Is there such a tool or do I make one?</span></div></div><div id="yiv0002968357yui_3_16_0_ym18_1_1458499998596_2505"><div class="yiv0002968357MsoNormal" style="background:white;"><span lang="NL" style="font-size:9.0pt;">Hank</span></div></div></div></div></div></div></div><br clear="none"><div class="yiv0002968357yqt6250850079" id="yiv0002968357yqt15424">_______________________________________________<br clear="none">Personal_Submersibles mailing list<br clear="none"><a rel="nofollow" shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org" target="_blank" href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br clear="none"></div><br clear="none"><br clear="none"></div></div> </div> </div> </div></div></div></div><br><div class="yqt9909596296" id="yqt98097">_______________________________________________<br clear="none">Personal_Submersibles mailing list<br clear="none"><a shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org" href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br clear="none"><a shape="rect" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br clear="none"></div><br><br></div> </div> </div> </div></div></body></html>