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Re: [Fot] variation in Timken carrier bearing width?

To: Jason Sukey <jsukey@gmail.com>
Subject: Re: [Fot] variation in Timken carrier bearing width?
From: Peter Vucinic <pvucinic@netspace.net.au>
Date: Sat, 1 Oct 2016 09:36:46 +1000
Cc: FOT list <fot@autox.team.net>
Delivered-to: mharc@autox.team.net
Delivered-to: fot@autox.team.net
References: <CAMmo4o9uUokV+oxABfxzhjQsXNZX9eUWOU4CQONJ460ATEuxDA@mail.gmail.com> <CAMJWJcGk27TXNysT1WyFRVZ3nFsp3_qZ-0SWn3SQfdwtJJiVKg@mail.gmail.com> <CAMmo4o96Dh+Ka4an9A8P8-wnVs2k6Td09AwuVbYOXXFqgx_9xQ@mail.gmail.com> <BE27FC24-10BB-43A5-BC2A-B87537A4CD2D@gmail.com> <CAMmo4o9RddGG3KaF7pUfBgbkJ0aXW1QKSWWyKVejRUvun8x73A@mail.gmail.com>
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Jason
If it hasn't got Timken on it? It's not Timken.=20
If they won't replace it? They know it's not the real thing!



> On 1 Oct. 2016, at 12:21 am, Jason Sukey <jsukey@gmail.com> wrote:
>=20
> Aaron,
>      Funny you should mention this, as I'm currently going round and round=
 with RockAuto.  I ordered 6 of the Timken bearings (15123) - 5 of them look=
 legit, but one of them is clearly different.  Although the box appears iden=
tical, the bearing came wrapped in plastic differently, doesn't actually say=
 "Timken"; only says "China", and feels awful loose compared to the other 5.=
  Rockauto tells me that this is still a true Timken bearing.  It's obvious t=
hat it's not, but I may just have to write this one off as they won't replac=
e it.  Glad I purchased extras.
>=20
> May not be a true "counterfeit" bearing, might be a case of a dishonest cu=
stomer return that was placed back in stock.=20
>=20
> Jason
>=20
>> On Thu, Sep 29, 2016 at 10:21 PM, Aaron Johnson <hpspitfire@gmail.com> wr=
ote:
>> How did you order the bearings?    There is a huge counterfit bearing man=
ufacturing market.   I have lost count how many times over the last 6 years I=
've had to investigate them.  The last set of ball bearings I bought were sk=
f but we're obviously not legitimate.  I took it with me to skf on a visit a=
nd confirmed it was not made in any of their factories. =20
>>=20
>> If you've got concerns of counterfit bearings send me some pictures and I=
 can help.=20
>>=20
>> Aaron
>>=20
>> Sent from my iPhone
>>=20
>>> On 29-Sep-2016, at 10:29 PM, Jason Sukey <jsukey@gmail.com> wrote:
>>>=20
>>> John,
>>>         Replacing the old bearings because they were worn out.  New Timk=
ens seem to be the best available option.
>>>=20
>>> Jason
>>>=20
>>>> On Thu, Sep 29, 2016 at 12:52 PM, John Styduhar <johnstydo@gmail.com> w=
rote:
>>>> Some of the USA-stamped Timkens even look cheap when you compare them t=
o the England-made.  I wouldn't be surprised if they were made overseas. If t=
here is nothing wrong with your old bearings, why replace them?
>>>>=20
>>>>> On Thu, Sep 29, 2016 at 8:59 AM, Jason Sukey <jsukey@gmail.com> wrote:=

>>>>> Has anyone else noticed rather large variation in carrier bearing widt=
h's when rebuilding a spitfire differential?  The one I'm building right now=
, I've replaced what I suspect are the original bearings (Timken England) wi=
th brand new Timken USA bearings.  In order to reach the required .004" prel=
oad, it will require .012" LESS total shim than what was in there originally=
.  That seems like a big difference with the only variable being new bearing=
s.  I'm using the same housing, same carrier, the bearings visually look to b=
e fully pressed home.  Anyone else experience this?
>>>>>=20
>>>>> Thanks,
>>>>>=20
>>>>> Jason Sukey
>>>>>=20
>>>>> _______________________________________________
>>>>> fot@autox.team.net
>>>>>=20
>>>>> http://www.fot-racing.com
>>>>>=20
>>>>> Donate: http://www.team.net/donate.html
>>>>> Archive: http://www.team.net/archive
>>>>> Forums: http://www.team.net/forums
>>>>> Unsubscribe/Manage: http://autox.team.net/mailman/options/fot/johnstyd=
o@gmail.com
>>>>>=20
>>>>>=20
>>>>>=20
>>>>=20
>>>=20
>>> _______________________________________________
>>> fot@autox.team.net
>>>=20
>>> http://www.fot-racing.com
>>>=20
>>> Donate: http://www.team.net/donate.html
>>> Archive: http://www.team.net/archive
>>> Forums: http://www.team.net/forums
>>> Unsubscribe/Manage: http://autox.team.net/mailman/options/fot/hpspitfire=
@gmail.com
>>>=20
>>>=20
>=20
> <bearing3 (1024x871).jpg>
> _______________________________________________
> fot@autox.team.net
>=20
> http://www.fot-racing.com
>=20
> Donate: http://www.team.net/donate.html
> Archive: http://www.team.net/archive
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> Unsubscribe/Manage: http://autox.team.net/mailman/options/fot/pvucinic@net=
space.net.au
>=20
>=20

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<html><head><meta http-equiv=3D"content-type" content=3D"text/html; charset=3D=
utf-8"></head><body dir=3D"auto"><div>Jason</div><div id=3D"AppleMailSignatu=
re">If it hasn't got Timken on it? It's not Timken.&nbsp;</div><div id=3D"Ap=
pleMailSignature">If they won't replace it? They know it's not the real thin=
g!</div><div id=3D"AppleMailSignature"><br></div><div id=3D"AppleMailSignatu=
re"><br></div><div id=3D"AppleMailSignature"><br></div><div>On 1 Oct. 2016, a=
t 12:21 am, Jason Sukey &lt;<a href=3D"mailto:jsukey@gmail.com";>jsukey@gmail=
.com</a>&gt; wrote:<br><br></div><blockquote type=3D"cite"><div><div dir=3D"=
ltr">Aaron,<div>&nbsp; &nbsp; &nbsp;Funny you should mention this, as I'm cu=
rrently going round and round with RockAuto.&nbsp; I ordered 6 of the Timken=
 bearings (15123) - 5 of them look legit, but one of them is clearly differe=
nt.&nbsp; Although the box appears identical, the bearing came wrapped in pl=
astic differently, doesn't actually say "Timken"; only says "China", and fee=
ls awful loose compared to the other 5.&nbsp; Rockauto tells me that this is=
 still a true Timken bearing.&nbsp; It's obvious that it's not, but I may ju=
st have to write this one off as they won't replace it.&nbsp; Glad I purchas=
ed extras.</div><div><br></div><div>May not be a true "counterfeit" bearing,=
 might be a case of a dishonest customer return that was placed back in stoc=
k.&nbsp;</div><div><br></div><div>Jason</div></div><div class=3D"gmail_extra=
"><br><div class=3D"gmail_quote">On Thu, Sep 29, 2016 at 10:21 PM, Aaron Joh=
nson <span dir=3D"ltr">&lt;<a href=3D"mailto:hpspitfire@gmail.com"; target=3D=
"_blank">hpspitfire@gmail.com</a>&gt;</span> wrote:<br><blockquote class=3D"=
gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-l=
eft:1ex"><div dir=3D"auto"><div>How did you order the bearings? &nbsp; &nbsp=
;There is a huge counterfit bearing manufacturing market. &nbsp; I have lost=
 count how many times over the last 6 years I've had to investigate them.&nb=
sp; The last set of ball bearings I bought were skf but we're obviously not l=
egitimate.&nbsp; I took it with me to skf on a visit and confirmed it was no=
t made in any of their factories. &nbsp;</div><div id=3D"m_-3331407489455156=
455AppleMailSignature"><br></div><div id=3D"m_-3331407489455156455AppleMailS=
ignature">If you've got concerns of counterfit bearings send me some picture=
s and I can help.&nbsp;</div><div id=3D"m_-3331407489455156455AppleMailSigna=
ture"><br></div><div id=3D"m_-3331407489455156455AppleMailSignature">Aaron<b=
r><br>Sent from my iPhone</div><div><div class=3D"h5"><div><br>On 29-Sep-201=
6, at 10:29 PM, Jason Sukey &lt;<a href=3D"mailto:jsukey@gmail.com"; target=3D=
"_blank">jsukey@gmail.com</a>&gt; wrote:<br><br></div><blockquote type=3D"ci=
te"><div><div dir=3D"ltr">John,<div>&nbsp; &nbsp; &nbsp; &nbsp; Replacing th=
e old bearings because they were worn out.&nbsp; New Timkens seem to be the b=
est available option.</div><div><br></div><div>Jason</div></div><div class=3D=
"gmail_extra"><br><div class=3D"gmail_quote">On Thu, Sep 29, 2016 at 12:52 P=
M, John Styduhar <span dir=3D"ltr">&lt;<a href=3D"mailto:johnstydo@gmail.com=
" target=3D"_blank">johnstydo@gmail.com</a>&gt;</span> wrote:<br><blockquote=
 class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid=
;padding-left:1ex"><div dir=3D"ltr"><div class=3D"gmail_default" style=3D"fo=
nt-size:small">Some of the USA-stamped Timkens even look cheap when you comp=
are them to the England-made.&nbsp; I wouldn't be surprised if they were mad=
e overseas. If there is nothing wrong with your old bearings, why replace th=
em?</div></div><div class=3D"gmail_extra"><br><div class=3D"gmail_quote"><di=
v><div class=3D"m_-3331407489455156455h5">On Thu, Sep 29, 2016 at 8:59 AM, J=
ason Sukey <span dir=3D"ltr">&lt;<a href=3D"mailto:jsukey@gmail.com"; target=3D=
"_blank">jsukey@gmail.com</a>&gt;</span> wrote:<br></div></div><blockquote c=
lass=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;p=
adding-left:1ex"><div><div class=3D"m_-3331407489455156455h5"><div dir=3D"lt=
r">Has anyone else noticed rather large variation in carrier bearing width's=
 when rebuilding a spitfire differential?&nbsp; The one I'm building right n=
ow, I've replaced what I suspect are the original bearings (Timken England) w=
ith brand new Timken USA bearings.&nbsp; In order to reach the required .004=
" preload, it will require .012" LESS total shim than what was in there orig=
inally.&nbsp; That seems like a big difference with the only variable being n=
ew bearings.&nbsp; I'm using the same housing, same carrier, the bearings vi=
sually look to be fully pressed home.&nbsp; Anyone else experience this?<div=
><br></div><div>Thanks,<br><div><br></div><div>Jason Sukey</div></div></div>=

<br></div></div><span>______________________________<wbr>_________________<b=
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