<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto">I had various Fords and Vauxhall’s (UK) during the late 60’s into early 70’s and it was still Whitworth until the end of Dynamo’s (Generators) and the arrival of Alternators.<div>Strange but true.<br><br><div dir="ltr">Alan - from my iPad</div><div dir="ltr"><br><blockquote type="cite">On 27 Dec 2020, at 14:26, Alan Seigrist <healey.nut@gmail.com> wrote:<br><br></blockquote></div><blockquote type="cite"><div dir="ltr"><div dir="auto">whitworth thread would make the most sense with soft metal</div><div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sun, 27 Dec 2020 at 9:57 PM, Bluehealey <<a href="mailto:bluehealey@gmail.com">bluehealey@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="auto"><div>Hi Team</div>Mike is spot on with this. It has always been 5/16Whit since God was a boy. That is partly where the problems lie. It is toooooo easy to strip the alloy if a 5/16UNC is substituted. Then you are reduced to a nut and bolt solution using anything you have around.<div>Happy New Year to you all.<br><br><div dir="ltr">Alan - from my iPad</div><div dir="ltr"><br><blockquote type="cite">On 27 Dec 2020, at 13:11, Michael Salter <<a href="mailto:michaelsalter@gmail.com" target="_blank">michaelsalter@gmail.com</a>> wrote:<br><br></blockquote></div><blockquote type="cite"><div dir="ltr"></div></blockquote></div></div><div dir="auto"><div><blockquote type="cite"><div dir="ltr"><div dir="auto">Actually I'm pretty sure that that is a 5/16" Whitworth thread. .. not B.S.F.<div dir="auto">The same thread continued right throug production long after everything else saw changed to U.N.F.</div><div dir="auto"><br></div><div dir="auto">M</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sun., Dec. 27, 2020, 3:37 a.m. Alan Seigrist, <<a href="mailto:healey.nut@gmail.com" target="_blank">healey.nut@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">To clarify, originally there was a set screw (i.e., a fully threaded hex bolt) there to be the final tighten for the bracket.....</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sun, Dec 27, 2020 at 4:25 PM Alan Seigrist <<a href="mailto:healey.nut@gmail.com" rel="noreferrer" target="_blank">healey.nut@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">Hi Michael -<div><br></div><div>If threaded, that hole should be either 5/16ths BSF or 3/8ths BSF.  I will have to check.</div><div><br></div><div>Best Regards,</div><div><br></div><div>Alan</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sun, Dec 27, 2020 at 8:27 AM Michael MacLean <<a href="mailto:rrengineer.mike@att.net" rel="noreferrer" target="_blank">rrengineer.mike@att.net</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><div style="font-family:"times new roman","new york",times,serif;font-size:16px"><div dir="ltr">Can someone tell me the fastener arrangement for this hole in the generator front plate of my BN2?  From some pictures I see on the web there is a nut on the backside of the generator plate.  Why then is the hole threaded? (and it's not UNF)  What thread/size fastener and/or nut do I need?  <br></div><div dir="ltr">Mike MacLean<br></div></div></div>_______________________________________________<br>
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