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Re: [Shop-talk] Mesh size for engine oil strainer

To: shop-talk@autox.team.net
Subject: Re: [Shop-talk] Mesh size for engine oil strainer
From: Bob Spidell <bspidell@comcast.net>
Date: Thu, 20 Jan 2022 15:56:26 -0800
Delivered-to: mharc@autox.team.net
Delivered-to: shop-talk@autox.team.net
References: <CAO8Q7CMxkxTadmn1mVf-DtY+L2uv20GfQ3zqzGQmuYX4ZR1ZkQ@mail.gmail.com> <AD631D16-ACD8-4B44-B7DC-7437DF6F1057@icloud.com>
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Some aircraft use screen oil filter cartridges; I searched a little but, 
unfortunately nothing I found listed a mesh size.


On 1/20/2022 11:49 AM, Pat Horne wrote:
> Funny, the only filter I had any experience with was also old VWs!
>
> Peace,
> Pat
>
> Pat Horne
> We support Habitat for Humanity
>
>
> On Jan 20, 2022, at 1:05 PM, Jeff Scarbrough <fishplate@gmail.com> wrote:
>
> 
> The only oil strainer I'm familiar with is the one on air-cooled 
> Volkswagens.  Seems like it's something under a millimeter....so less 
> than 0.04" or so.  Getting into 20 or 30 mesh, if I read the chart 
> correctly.
>
> On Thu, Jan 20, 2022, 13:49 old dirtbeard <dirtbeard@gmail.com> wrote:
>
>     Hi guys,
>     Does anybody know what would be the approximate appropriate mesh
>     size of the screens used to filter engine oil feeding out of the
>     oil tanks or frames on old British bikes (e.g., mesh size of 20,
>     40, 60, etc.)?
>     I am looking at these options from McMaster-Carr:
>     https://www.mcmaster.com/.../low-pressure-bronze-y.../...
>     
> <https://www.mcmaster.com/filter-screens/low-pressure-bronze-y-strainers-8/?fbclid=IwAR3zzH6D3awtNoVHjkpnQ2vcwzMnH_M7fIyf4jpnLguZLAw9Kfy1FBZzfLw>
>     I have added a paper filter on the return-side, so mostly I really
>     want to filter the debris that may come out of the frame until the
>     paper filter has had a chance to entirely clean the reservoir.
>     Too large of a mesh and it will not stop the debris, of course,
>     but too small and it would restrict/block the gravity flow of the oil.
>     Thank you very much!
>
>     -- 
>     Best,
>     doug
>

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    Some aircraft use screen oil filter cartridges; I searched a little
    but, unfortunately nothing I found listed a mesh size.<br>
    <br>
    <br>
    <div class="moz-cite-prefix">On 1/20/2022 11:49 AM, Pat Horne wrote:<br>
    </div>
    <blockquote type="cite"
      cite="mid:AD631D16-ACD8-4B44-B7DC-7437DF6F1057@icloud.com">
      <meta http-equiv="content-type" content="text/html; charset=UTF-8">
      Funny, the only filter I had any experience with was also old VWs!
      <div><br>
      </div>
      <div>Peace,</div>
      <div>Pat<br>
        <br>
        <div dir="ltr">Pat Horne 
          <div>We support Habitat for Humanity</div>
          <div><br>
          </div>
        </div>
        <div dir="ltr"><br>
          On Jan 20, 2022, at 1:05 PM, Jeff Scarbrough
          <a class="moz-txt-link-rfc2396E" 
href="mailto:fishplate@gmail.com";>&lt;fishplate@gmail.com&gt;</a> wrote:<br>
          <br>
        </div>
        <div dir="ltr">
          <div dir="auto">The only oil strainer I'm familiar with is the
            one on air-cooled Volkswagens.  Seems like it's something
            under a millimeter....so less than 0.04" or so.  Getting
            into 20 or 30 mesh, if I read the chart correctly.</div>
          <br>
          <div class="gmail_quote">
            <div dir="ltr" class="gmail_attr">On Thu, Jan 20, 2022,
              13:49 old dirtbeard &lt;<a
                href="mailto:dirtbeard@gmail.com"; moz-do-not-send="true"
                class="moz-txt-link-freetext">dirtbeard@gmail.com</a>&gt;
              wrote:<br>
            </div>
            <blockquote class="gmail_quote" style="margin:0 0 0
              .8ex;border-left:1px #ccc solid;padding-left:1ex">
              <div dir="ltr">
                <div 
style="margin:0px;white-space:pre-wrap;font-family:&quot;Segoe UI 
Historic&quot;,&quot;Segoe 
UI&quot;,Helvetica,Arial,sans-serif;color:rgb(5,5,5);font-size:15px"><div 
dir="auto" style="font-family:inherit">Hi guys, </div><div dir="auto" 
style="font-family:inherit">
</div><div dir="auto" style="font-family:inherit">Does anybody know what would 
be the approximate appropriate mesh size of the screens used to filter engine 
oil feeding out of the oil tanks or frames on old British bikes (e.g., mesh 
size of 20, 40, 60, etc.)? </div></div>
                <div style="margin:0.5em 0px 
0px;white-space:pre-wrap;font-family:&quot;Segoe UI Historic&quot;,&quot;Segoe 
UI&quot;,Helvetica,Arial,sans-serif;color:rgb(5,5,5);font-size:15px"><div 
dir="auto" style="font-family:inherit">I am looking at these options from 
McMaster-Carr: </div><div dir="auto" style="font-family:inherit"><span 
style="font-family:inherit"><a 
href="https://www.mcmaster.com/filter-screens/low-pressure-bronze-y-strainers-8/?fbclid=IwAR3zzH6D3awtNoVHjkpnQ2vcwzMnH_M7fIyf4jpnLguZLAw9Kfy1FBZzfLw";
 rel="nofollow noopener noreferrer" role="link" 
style="text-decoration-line:none;outline:none;list-style:none;border-width:0px;border-style:initial;border-color:initial;padding:0px;margin:0px;background-color:transparent;text-align:inherit;display:inline;box-sizing:border-box;font-family:inherit"
 target="_blank" 
moz-do-not-send="true">https://www.mcmaster.com/.../low-pressure-bronze-y.../...</a></span></div></div>
                <div style="margin:0.5em 0px 
0px;white-space:pre-wrap;font-family:&quot;Segoe UI Historic&quot;,&quot;Segoe 
UI&quot;,Helvetica,Arial,sans-serif;color:rgb(5,5,5);font-size:15px"><div 
dir="auto" style="font-family:inherit">I have added a paper filter on the 
return-side, so mostly I really want to filter the debris that may come out of 
the frame until the paper filter has had a chance to entirely clean the 
reservoir. </div></div>
                <div style="margin:0.5em 0px 
0px;white-space:pre-wrap;font-family:&quot;Segoe UI Historic&quot;,&quot;Segoe 
UI&quot;,Helvetica,Arial,sans-serif;color:rgb(5,5,5);font-size:15px"><div 
dir="auto" style="font-family:inherit">Too large of a mesh and it will not stop 
the debris, of course, but too small and it would restrict/block the gravity 
flow of the oil.</div><div dir="auto" style="font-family:inherit">
</div><div style="font-family:inherit">Thank you very much!</div></div>
                <div><br>
                </div>
                -- <br>
                <div dir="ltr" data-smartmail="gmail_signature">
                  <div dir="ltr">Best,
                    <div>doug</div>
                  </div>
                </div>
              </div>
              <br>
            </blockquote>
          </div>
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