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Re: [Shop-talk] Helicoil for plastic?

To: "Scott Hall" <scott.hall.personal@gmail.com>
Subject: Re: [Shop-talk] Helicoil for plastic?
From: jonnic1947 <nick@landform.co.uk>
Date: Thu, 20 Sep 2018 19:09:22 +0000
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Any mileage in something like this? https://uk.rs-online.com/web/p/products=
/0278556/?grossPrice=3DY&cm_mmc=3DUK-PLA-DS3A-_-google-_-PLA_UK_EN_Fastener=
s_And_Fixings-_-Sheet_Metal_And_Panel_Fasteners%7CInserts-_-PRODUCT+GROUP&m=
atchtype=3D&pla-494253649177&gclid=3DEAIaIQobChMIt7eW26DK3QIVzb_tCh3Shw8gEA=
QYASABEgLvH_D_BwE&gclsrc=3Daw.ds Found by googling "threaded inserts for pl=
astic". Many alternatives available, this has the possible advantage of usi=
ng expansion force to retain it in position, as long as the plastic is stro=
ng enough. This is UK supplied but I've no doubt somebody like McMaster Car=
r can offer an equivalent. Nick Brearley ---- On Thu, 20 Sep 2018 13:55:35 =
+0000=C2=A0Scott Hall <scott.hall.personal@gmail.com> wrote ---- Background=
: all the sink and shower faucets in the house are an unidentifiable manufa=
cturer. The house was sitting long enough that they're all "sticky"--don't =
want to operate. They pull "up and down" or "in and out" to control water f=
low, then rotate to control temperature, not the "ball" type that pivot up =
to control flow, then swivel. I've never seen the kind I have before. They'=
re all sticky (don't want to turn on/off), but the worst is the bathroom sh=
ower I'm using. I've pulled out the control knob several times. It is faste=
ned to the control valve with a stainless screw into what looks like the ph=
enolic valve. I suspect that I'm destroying the screw threads in the valve =
each time this happens. My initial plan was to cut into the wall behind the=
 valve and just replace the entire assembly. Advantage: I know how to do th=
at. Disadvantage: yet another distraction. However, maybe I can use a threa=
ded insert to hold this handle into the valve for now. Googling "plastic he=
licoil" doesn't help much and I don't think I know the right vocabulary. An=
yone have a suggestion for keeping this handle stuck to its valve and funct=
ioning as a shower for six months or so until its associated bathroom gets =
gutted anyway? _______________________________________________ Shop-talk@au=
tox.team.net Donate: http://www.team.net/donate.html Suggested annual donat=
ion $12.96 Archive: http://www.team.net/pipermail/shop-talk Unsubscribe/Man=
age: http://autox.team.net/mailman/options/shop-talk/nick@landform.co.uk
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head>=
<meta content=3D"text/html;charset=3DUTF-8" http-equiv=3D"Content-Type"></h=
ead><body ><div style=3D'font-size:10pt;color:#00000;'><div>Any mileage in =
something like this?<br></div><div><br></div><div><a target=3D"_blank" href=
=3D"https://uk.rs-online.com/web/p/products/0278556/?grossPrice=3DY&amp;cm_=
mmc=3DUK-PLA-DS3A-_-google-_-PLA_UK_EN_Fasteners_And_Fixings-_-Sheet_Metal_=
And_Panel_Fasteners%7CInserts-_-PRODUCT+GROUP&amp;matchtype=3D&amp;pla-4942=
53649177&amp;gclid=3DEAIaIQobChMIt7eW26DK3QIVzb_tCh3Shw8gEAQYASABEgLvH_D_Bw=
E&amp;gclsrc=3Daw.ds">https://uk.rs-online.com/web/p/products/0278556/?gros=
sPrice=3DY&amp;cm_mmc=3DUK-PLA-DS3A-_-google-_-PLA_UK_EN_Fasteners_And_Fixi=
ngs-_-Sheet_Metal_And_Panel_Fasteners%7CInserts-_-PRODUCT+GROUP&amp;matchty=
pe=3D&amp;pla-494253649177&amp;gclid=3DEAIaIQobChMIt7eW26DK3QIVzb_tCh3Shw8g=
EAQYASABEgLvH_D_BwE&amp;gclsrc=3Daw.ds</a><br></div><div><br></div><div>Fou=
nd by googling "threaded inserts for plastic". Many alternatives available,=
 this has the possible advantage of using expansion force to retain it in p=
osition, as long as the plastic is strong enough.<br></div><div><br></div><=
div>This is UK supplied but I've no doubt somebody like McMaster Carr can o=
ffer an equivalent.<br></div><div><br></div><div>Nick Brearley</div><div><b=
r></div><div class=3D"zmail_extra"><div id=3D"Zm-_Id_-Sgn1"><div><br></div>=
<div>---- On Thu, 20 Sep 2018 13:55:35 +0000&nbsp;<b>Scott Hall &lt;scott.h=
all.personal@gmail.com&gt;</b> wrote ----<br></div></div><div><br></div><bl=
ockquote style=3D"border-left: 1px solid #cccccc; padding-left: 6px; margin=
:0 0 0 5px"><div><div>Background: all the sink and shower faucets in the ho=
use are an <br></div><div>unidentifiable manufacturer. The house was sittin=
g long enough that <br></div><div>they're all "sticky"--don't want to opera=
te. They pull "up and down" or <br></div><div>"in and out" to control water=
 flow, then rotate to control temperature, <br></div><div>not the "ball" ty=
pe that pivot up to control flow, then swivel. I've <br></div><div>never se=
en the kind I have before. <br></div><div> <br></div><div>They're all stick=
y (don't want to turn on/off), but the worst is the <br></div><div>bathroom=
 shower I'm using. I've pulled out the control knob several <br></div><div>=
times. It is fastened to the control valve with a stainless screw into <br>=
</div><div>what looks like the phenolic valve. I suspect that I'm destroyin=
g the <br></div><div>screw threads in the valve each time this happens. <br=
></div><div> <br></div><div>My initial plan was to cut into the wall behind=
 the valve and just <br></div><div>replace the entire assembly. Advantage: =
I know how to do that. <br></div><div>Disadvantage: yet another distraction=
. <br></div><div> <br></div><div>However, maybe I can use a threaded insert=
 to hold this handle into the <br></div><div>valve for now. Googling "plast=
ic helicoil" doesn't help much and I don't <br></div><div>think I know the =
right vocabulary. Anyone have a suggestion for keeping <br></div><div>this =
handle stuck to its valve and functioning as a shower for six <br></div><di=
v>months or so until its associated bathroom gets gutted anyway? <br></div>=
<div> <br></div><div>_______________________________________________ <br></=
div><div> <br></div><div><a target=3D"_blank" href=3D"mailto:Shop-talk@auto=
x.team.net">Shop-talk@autox.team.net</a> <br></div><div>Donate: <a target=
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lman/options/shop-talk/nick@landform.co.uk</a> <br></div><div> <br></div></=
div></blockquote></div><div><br></div></div><br></body></html>
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