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The work shop manual refers to a specific dimension that the paper gasket =
must stand proud of the steel ring spacer.The gaskets that I received from =
a well known supplier were too thin. I made my own & have never had a leak =
or a bearing failure, so far, 15-20 years!Gary Hodson
On Monday, March 18, 2024 at 11:15:39 AM CDT, Bob Spidell <bspidell@com=
cast.net> wrote: =20
=20
Tom Monaco told me he's replaced a large number of spun axle bearings--II=
RC he said 'a hundred' or so--over the last few years. I'm not sure exactly=
what you'd look for that presages that problem, but something to keep in m=
ind. It's not particularly easy to get the requisite torque on the big eigh=
t-sided nut that clamps the inner race; knocking it on with a hammer and ch=
isel isn't a good solution (I use a purpose-made large socket and a 3/4" ai=
r impact driver). They can spin in the hub as well.
=20
Moss sells a reg. seal for $2.79 and a 'premium' for $21.99; I couldn't te=
ll you the difference except the cheap one is a 'no name' and the 'premium'=
was a (generally) good brand (maybe Timken or SK; I don't recall). Worth i=
t or just 'marketing?' Beats me, but given the hassle of this job I went fo=
r 'premium.'
=20
=20
On 3/17/2024 5:23 PM, Michael Oritt wrote:
=20
=20
What Bob says.=C2=A0=C2=A0=20
The inner seal on the axle is the critical=C2=A0piece and if there is wea=
r on the sealing surface you will need to fit a Speedi-Sleeve or similar re=
pair piece. BTW SKF and others make what=C2=A0they=C2=A0call semi-sealed or=
sealed bearings with plastic or fibre pieces on one or both sides of the b=
earing but since the sealed ones are not filled with oil I have never under=
stood how they are supposed to get lubrication.=20
Best--Michael Oritt =C2=A0 =20
On Sun, Mar 17, 2024 at 5:06=E2=80=AFPM Bob Haskell <rchaskell@earthlink.=
net> wrote:
=20
=20
Mike,
=20
The bearings are lubricated with the rear axle oil.=C2=A0 No grease.=C2=A0 =
Oil flows between the axle shaft and the axle housing to around to the bear=
ing.=C2=A0 Yes, the paper gasket has to be oil tight.=C2=A0 The oil seal ke=
eps the oil from lubricating the brake shoes.
=20
Bob Haskell
Austin-Healey 3000 roadster registrar On 3/17/24 16:13, mike brooks via Hea=
leys wrote:
=20
Can someone explain how the hub oil seals are meant to work. They are inbo=
rd of the hub bearings. Are the hubs meant to be packed with grease? ( the =
service manual suggests they should, but the same manual doesn't tell you t=
o pack the hub with grease when changing hub bearings and seals). Is the ba=
ck axle oil intended to pass across the oil seal to the hub bearing? If so,=
then the paper gasket in the hub flange to half-shaft joint will need to b=
e oil tight.=20
Thanks in advance for any help.=20
Mike Brooks 56 BN2 Scotland=20
Yahoo Mail: Search, organise, conquer =20
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@earthlink.net
=20
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=20
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<html><head></head><body><div class=3D"ydp1b21764fyahoo-style-wrap" style=
=3D"font-family:Comic Sans MS, sans-serif;font-size:16px;"><div></div>
<div dir=3D"ltr" data-setdir=3D"false">The work shop manual refers =
to a specific dimension that the paper gasket must stand proud of the steel=
ring spacer.</div><div dir=3D"ltr" data-setdir=3D"false">The gaskets that =
I received from a well known supplier were too thin. I made my own & ha=
ve never had a leak or a bearing failure, so far, 15-20 years!</div><div di=
r=3D"ltr" data-setdir=3D"false">Gary Hodson</div><div><br></div>
=20
</div><div id=3D"ydp662d60cyahoo_quoted_1217414981" class=3D"ydp662=
d60cyahoo_quoted">
<div style=3D"font-family:'Helvetica Neue', Helvetica, Arial, s=
ans-serif;font-size:13px;color:#26282a;">
=20
<div>
On Monday, March 18, 2024 at 11:15:39 AM CDT, Bob Spide=
ll <bspidell@comcast.net> wrote:
</div>
<div><br></div>
<div><br></div>
<div><div id=3D"ydp662d60cyiv6546823410"><div>
Tom Monaco told me he's replaced a large number of spun axle
bearings--IIRC he said 'a hundred' or so--over the last few years.
I'm not sure exactly what you'd look for that presages that problem,
but something to keep in mind. It's not particularly easy to get the
requisite torque on the big eight-sided nut that clamps the inner
race; knocking it on with a hammer and chisel isn't a good solution
(I use a purpose-made large socket and a 3/4" air impact driver).
They can spin in the hub as well.<br clear=3D"none">
<br clear=3D"none">
Moss sells a reg. seal for $2.79 and a 'premium' for $21.99; I
couldn't tell you the difference except the cheap one is a 'no name'
and the 'premium' was a (generally) good brand (maybe Timken or SK;
I don't recall). Worth it or just 'marketing?' Beats me, but given
the hassle of this job I went for 'premium.'<br clear=3D"none">
<br clear=3D"none">
<br clear=3D"none">
<div id=3D"ydp662d60cyiv6546823410yqtfd89942" class=3D"ydp662d60cyiv654=
6823410yqt4617967644"><div class=3D"ydp662d60cyiv6546823410moz-cite-prefix"=
>On 3/17/2024 5:23 PM, Michael Oritt
wrote:<br clear=3D"none">
</div>
<blockquote type=3D"cite">
</blockquote></div></div><div id=3D"ydp662d60cyiv6546823410yqtfd04690=
" class=3D"ydp662d60cyiv6546823410yqt4617967644"></div><div><div id=3D"ydp6=
62d60cyiv6546823410yqtfd78669" class=3D"ydp662d60cyiv6546823410yqt461796764=
4"><div dir=3D"ltr">
<div style=3D"color:#3333ff;" class=3D"ydp662d60cyiv6546823410gmail=
_default">What Bob
says. </div>
<div style=3D"color:#3333ff;" class=3D"ydp662d60cyiv6546823410gmail=
_default"><br clear=3D"none">
</div>
<div style=3D"color:#3333ff;" class=3D"ydp662d60cyiv6546823410gmail=
_default">The inner seal
on the axle is the critical piece and if there is wear on th=
e
sealing surface you will need to fit a Speedi-Sleeve or
similar repair piece.</div>
<div style=3D"color:#3333ff;" class=3D"ydp662d60cyiv6546823410gmail=
_default">BTW SKF and
others make what they call semi-sealed or sealed bearin=
gs with
plastic or fibre pieces on one or both sides of the bearing
but since the sealed ones are not filled with oil I have never
understood how they are supposed to get lubrication.</div>
<div style=3D"color:#3333ff;" class=3D"ydp662d60cyiv6546823410gmail=
_default"><br clear=3D"none">
</div>
<div style=3D"color:#3333ff;" class=3D"ydp662d60cyiv6546823410gmail=
_default">Best--Michael
Oritt</div>
<div style=3D"color:#3333ff;" class=3D"ydp662d60cyiv6546823410gmail=
_default"> </div>
</div>
<br clear=3D"none">
<div class=3D"ydp662d60cyiv6546823410gmail_quote">
<div dir=3D"ltr" class=3D"ydp662d60cyiv6546823410gmail_attr">On Sun=
, Mar 17, 2024 at
5:06=E2=80=AFPM Bob Haskell <<a shape=3D"rect" href=3D"mailto:=
rchaskell@earthlink.net" class=3D"ydp662d60cyiv6546823410moz-txt-link-freet=
ext" rel=3D"nofollow" target=3D"_blank">rchaskell@earthlink.net</a>>
wrote:<br clear=3D"none">
</div>
<blockquote style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid=
rgb(204,204,204);padding-left:1ex;" class=3D"ydp662d60cyiv6546823410gmail_=
quote">
<div>
<p>Mike,</p>
<p>The bearings are lubricated with the rear axle oil. No
grease. Oil flows between the axle shaft and the axle
housing to around to the bearing. Yes, the paper gasket
has to be oil tight. The oil seal keeps the oil from
lubricating the brake shoes.<br clear=3D"none">
</p>
<pre>Bob Haskell
Austin-Healey 3000 roadster registrar</pre>
<div>On 3/17/24 16:13, mike brooks via Healeys wrote:<br clear=
=3D"none">
</div>
<blockquote type=3D"cite"> Can someone explain how the hub oil
seals are meant to work. They are inbord of the hub
bearings. Are the hubs meant to be packed with grease? (
the service manual suggests they should, but the same
manual doesn't tell you to pack the hub with grease when
changing hub bearings and seals). Is the back axle oil
intended to pass across the oil seal to the hub bearing?
If so, then the paper gasket in the hub flange to
half-shaft joint will need to be oil tight.
<div><br clear=3D"none">
</div>
<div>Thanks in advance for any help.</div>
<div><br clear=3D"none">
</div>
<div>Mike Brooks</div>
<div>56 BN2</div>
<div>Scotland</div>
<div><br clear=3D"none">
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0cyiv6546823410yqt4617967644">
=20
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