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Re: [Healeys] Speedo Drive Thread Size?

To: john harper <ah100tech@gmail.com>, Hank Leach <gradea1@charter.net>
Subject: Re: [Healeys] Speedo Drive Thread Size?
From: Harold Manifold via Healeys <healeys@autox.team.net>
Date: Sun, 8 Aug 2021 16:33:14 -0700
Cc: "healeys@autox.team.net" <healeys@autox.team.net>
Delivered-to: mharc@autox.team.net
Delivered-to: healeys@autox.team.net
References: <4140ba7dc01caf7870b94796f43e3000b6547d28@webmail>, <CAL28cLWhyeDj_c-wtWywNHc8m9jk2Cv9NjA7OZ0udqdzCSNnRg@mail.gmail.com>
Thread-topic: RE: [Healeys] Speedo Drive Thread Size?
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--></style></head><body lang=3DEN-US link=3Dblue vlink=3D"#954F72" style=3D=
'word-wrap:break-word'><div class=3DWordSection1><p class=3DMsoNormal>Thank=
s for all your replies. I will add BSC to my fastener list. I will see if I=
 can locate a die.</p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3D=
MsoNormal>Harold<o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><d=
iv style=3D'mso-element:para-border-div;border:none;border-top:solid #E1E1E=
1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=3DMsoNormal style=3D'border:non=
e;padding:0in'><b>From: </b><a href=3D"mailto:ah100tech@gmail.com";>john har=
per</a><br><b>Sent: </b>Sunday, August 8, 2021 12:33 PM<br><b>To: </b><a hr=
ef=3D"mailto:gradea1@charter.net";>Hank Leach</a><br><b>Cc: </b><a href=3D"m=
ailto:manifold@telus.net">Harold Manifold</a>; <a href=3D"mailto:healeys@au=
tox.team.net">healeys@autox.team.net</a><br><b>Subject: </b>Re: [Healeys] S=
peedo Drive Thread Size?</p></div><p class=3DMsoNormal><o:p>&nbsp;</o:p></p=
><div><p class=3DMsoNormal>Harold</p><div><p class=3DMsoNormal><o:p>&nbsp;<=
/o:p></p></div><div><p class=3DMsoNormal>I can confirm that in my documents=
 there is a section British Standard Cycle thread. Diameters are from 1/8&q=
uot; to 3/4&quot;, the largest. TPI is from 40 thru 26. It is a 60-degree f=
orm rounded on top and inside.</p></div><div><p class=3DMsoNormal><o:p>&nbs=
p;</o:p></p></div><div><p class=3DMsoNormal>It first became a recognized st=
andard in 1902</p></div><div><p class=3DMsoNormal><o:p>&nbsp;</o:p></p></di=
v><div><p class=3DMsoNormal>Best regards</p></div></div><p class=3DMsoNorma=
l><o:p>&nbsp;</o:p></p><div><div><p class=3DMsoNormal>On Sun, 8 Aug 2021 at=
 18:45, Henry G Leach via Healeys &lt;<a href=3D"mailto:healeys@autox.team.=
net">healeys@autox.team.net</a>&gt; wrote:</p></div><blockquote style=3D'bo=
rder:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-=
left:4.8pt;margin-right:0in'><div><p class=3DMsoNormal>Harold-you can get t=
hese parts at:&nbsp;<a href=3D"https://britishfasteners.com/";>https://briti=
shfasteners.com/</a></p><div><p class=3DMsoNormal><o:p>&nbsp;</o:p></p></di=
v><div><p class=3DMsoNormal style=3D'margin-bottom:12.0pt'>They have all th=
e British sizes and tools to boot including BSC!&nbsp; Hank</p><p>---------=
--------------------------------</p><p class=3DMsoNormal style=3D'margin-bo=
ttom:12.0pt'>From: &quot;Harold Manifold via Healeys&quot; <br>To: &quot;Ke=
n Fleming via Healeys&quot;<br>Cc: <br>Sent: Sunday August 8 2021 9:27:29AM=
<br>Subject: [Healeys] Speedo Drive Thread Size?</p><div><p class=3DMsoNorm=
al style=3D'mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Just when I=
 thought I had a handle Whitworth, BSPP, BSPT, SAE, UNF, etc. along comes B=
SC (British Standard Cycle). The threads on the transmission speedo drive a=
nd the angle drive are not the best and could use a refreshed. The pitch is=
 26 TPI and the diameter is =C2=BE=E2=80=9D as best I can measure. After se=
arching Google the closest match I could find is 3/4&quot; X 26 TPI BSC.</p=
><p class=3DMsoNormal style=3D'mso-margin-top-alt:auto;mso-margin-bottom-al=
t:auto'>&nbsp;</p><p class=3DMsoNormal style=3D'mso-margin-top-alt:auto;mso=
-margin-bottom-alt:auto'>I have never heard of British Standard Cycle befor=
e. Can anyone confirm if this is the tread size?</p><p class=3DMsoNormal st=
yle=3D'mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>&nbsp;</p><p cla=
ss=3DMsoNormal style=3D'mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'=
>Harold</p><p class=3DMsoNormal style=3D'mso-margin-top-alt:auto;mso-margin=
-bottom-alt:auto'>&nbsp;</p></div></div></div></blockquote></div><p class=
=3DMsoNormal style=3D'mso-margin-top-alt:0in;margin-right:0in;margin-bottom=
:12.0pt;margin-left:4.8pt'>_______________________________________________<=
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