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<div>Ian, </div><div>Your idea is brilliant! I don't know why subs aren't built to split to start with. When I work on Gamma with the dome and pod off it is amazing. Mind you, climbing in and out through the hatch a few dozen times a day keeps me pretty limber. </div><div>Hank</div><div><br></div>
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On Wednesday, July 4, 2018, 6:04:00 PM MDT, irox via Personal_Submersibles <personal_submersibles@psubs.org> wrote:
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<div><div id="yiv0184680075"><style type="text/css">#yiv0184680075 #yiv0184680075 -- DIV {margin:0px;}#yiv0184680075 </style><div><div style="font-size:13px;color:rgb(0, 0, 0);font-family:arial, sans-serif;"><br clear="none">Hi Jon,<div><br clear="none"></div><div>yeah, you are right, 3/16 isn't going to be enough, I was thinking 3/8 when I wrote the email.</div><div><br clear="none"></div><div>I want to weld the edge/end of the cylindrical section of the ring to the the edge of hull cylinder (which is 1/4" thick).</div><div><br clear="none"></div><div>Since the off the shelf rings won't do, I'll probably ask them to make 2 x 2 x 3/8 ring.</div><div><br clear="none"></div><div>Cheers,</div><div> Ian.</div><div class="yiv0184680075yqt1595918806" id="yiv0184680075yqt51174"><div><br clear="none"><blockquote style="padding-left:5px;margin-left:0px;border-left:#0000ff 2px solid;font-weight:normal;font-style:normal;text-decoration:none;font-size:10pt;font-family:arial, sans-serif;color:black;">-----Original Message-----
<br clear="none">From: Jon Wallace via Personal_Submersibles
<br clear="none">Sent: Jul 4, 2018 4:05 PM
<br clear="none">To: Personal Submersibles General Discussion
<br clear="none">Subject: Re: [PSUBS-MAILIST] thoughts on adding a flange a K250 hull
<br clear="none"><br clear="none"><div style="color:#000;background-color:#fff;font-family:times new roman, new york, times, serif;font-size:16px;"><div id="yiv0184680075yui_3_16_0_ym19_1_1530745279337_2844"><span></span></div><div dir="ltr" id="yiv0184680075yui_3_16_0_ym19_1_1530745279337_2844"><span id="yiv0184680075yui_3_16_0_ym19_1_1530745279337_2932">I'm wondering if 3/16 is thick enough for that application. Will you be welding the ring on the inner surface of the hull or the outer surface?</span></div><div dir="ltr" id="yiv0184680075yui_3_16_0_ym19_1_1530745279337_2844"><span><br clear="none"></span></div><div dir="ltr" id="yiv0184680075yui_3_16_0_ym19_1_1530745279337_2844"><span>Jon</span></div><div class="yiv0184680075qtdSeparateBR" id="yiv0184680075yui_3_16_0_ym19_1_1530745279337_2911"><br clear="none"><br clear="none"></div><div class="yiv0184680075yahoo_quoted" id="yiv0184680075yui_3_16_0_ym19_1_1530745279337_2910" style="display:block;"> <div id="yiv0184680075yui_3_16_0_ym19_1_1530745279337_2909" style="font-family:times new roman, new york, times, serif;font-size:16px;"> <div id="yiv0184680075yui_3_16_0_ym19_1_1530745279337_2908" style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px;"> <div dir="ltr" id="yiv0184680075yui_3_16_0_ym19_1_1530745279337_2907"> <font size="2" face="Arial"> </font><hr size="1"> <b><span style="font-weight:bold;">From:</span></b> irox via Personal_Submersibles <personal_submersibles@psubs.org><br clear="none"> <b><span style="font-weight:bold;">To:</span></b> personal_submersibles@psubs.org <br clear="none"> <b><span style="font-weight:bold;">Sent:</span></b> Wednesday, July 4, 2018 3:56 PM<br clear="none"> <b><span style="font-weight:bold;">Subject:</span></b> [PSUBS-MAILIST] thoughts on adding a flange a K250 hull<br clear="none"> </div> <div class="yiv0184680075y_msg_container" id="yiv0184680075yui_3_16_0_ym19_1_1530745279337_3021"><br clear="none"><div dir="ltr">Hi,<br clear="none"></div><div dir="ltr"><br clear="none"></div><div dir="ltr" id="yiv0184680075yui_3_16_0_ym19_1_1530745279337_3022">motivated to get a move on with my K250 resto-mod project after the adventures in Tahoe... :)<br clear="none"></div><div dir="ltr"><br clear="none"></div><div dir="ltr" id="yiv0184680075yui_3_16_0_ym19_1_1530745279337_3023">One thing I've long wanted to do was have a removable end cap on my K250. The place<br clear="none"></div><div dir="ltr">I'm planning on ordering my external T-rings has a bunch of off-the-shelf flanges (angle rings)<br clear="none"></div><div dir="ltr" id="yiv0184680075yui_3_16_0_ym19_1_1530745279337_3024">which could work.<br clear="none"></div><div dir="ltr" id="yiv0184680075yui_3_16_0_ym19_1_1530745279337_3025"><br clear="none"></div><div dir="ltr"><a rel="nofollow" shape="rect" target="_blank" href="http://anglerings.com/Store/CategoryID/4/Level/1/List/1">http://anglerings.com/Store/CategoryID/4/Level/1/List/1</a><br clear="none"></div><div dir="ltr"><br clear="none"></div><div dir="ltr">For example, a 2 x 2 x 3/16, Leg-Out orientation with 16 holes in 304SS is around $150,<br clear="none"></div><div dir="ltr">so for $300 I could add a removable end cap. This would length the hull ~4 inches, the added<br clear="none"></div><div dir="ltr">weight would be reasonable close to the added displacement.<br clear="none"></div><div dir="ltr"><br clear="none"></div><div dir="ltr">304 vs 316L. I would love to do it in 316L, but since it's only going in the water when it's<br clear="none"></div><div dir="ltr">being used, I don't think it's big factor.<br clear="none"></div><div dir="ltr"><br clear="none"></div><div dir="ltr">External vs internal bolts. I like going with the external bolts because this will make it easier<br clear="none"></div><div dir="ltr">to remove. As in I won't need to crawl around the back removing 16 nuts and bolts.<br clear="none"></div><div dir="ltr"><br clear="none"></div><div dir="ltr">This is all to make the sub easier to work on, I'm not a small person. Once I get this K250<br clear="none"></div><div dir="ltr">into an operational state, I've got lots of projects I'd like to do with it, such as adding<br clear="none"></div><div dir="ltr">INS, sonar, manipulator, etc. etc.. Possibly going the route Alec did and make it a two person.<br clear="none"></div><div dir="ltr">Being able to easily remove the rear end cap will make it more likely that the other projects<br clear="none"></div><div dir="ltr">will happen.<br clear="none"></div><div dir="ltr"><br clear="none"></div><div dir="ltr">I'd appreciate any input on this.<br clear="none"></div><div dir="ltr"><br clear="none"></div><div dir="ltr">Thanks!<br clear="none"></div><div dir="ltr"> Ian.<br clear="none"></div><div dir="ltr"> <br clear="none"></div><div dir="ltr"><br clear="none"></div><div dir="ltr"><br clear="none"></div><div dir="ltr">_______________________________________________<br clear="none"></div><div dir="ltr">Personal_Submersibles mailing list<br clear="none"></div><div dir="ltr"><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"></div><div dir="ltr"><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></blockquote></div></div></div></div></div><div class="yqt1595918806" id="yqt05385">_______________________________________________<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></div>
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