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From: JDA000@ao*.co*
Date: Wed, 13 Aug 2003 22:55:11 EDT
Subject: Re: First Stage DIN O-Rings
To: pat_shaw@te*.ne*, techdiver@aquanaut.com

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In a message dated 8/13/03 8:05:56 PM Eastern Daylight Time, 
pat_shaw@te*.ne* writes:

> 
> So, I saunter into the local dive shop that has more than the token bit 
> of "tech" equipment looking for a few first-stage DIN O-rings. You know 
> the ones...the O-ring on the exposed face of the fitting. The service 
> guy goes through his collection of O-rings, assures me that he hasn't 
> any, but also assures me that different manufacturers use different DIN 
> O-rings. Now, I only use a few brands of regs with DIN fittings 
> (Poseidon and Sherwood), but I did find it hard to believe that this 
> could be true. Of course, I usually hold service techs in the highest 
> regard, but this smacked of a trace of BS. Anyone out there know the truth?
> 
> Thanks - Pat Shaw

Pat,  hi there are really only two orings sizes used.  111 and 112 

111 is used on Poseidon and a few others

112 is used on Sherwood and many others

The major difference is making sure you get a hard durometer o-ring of 90 
durometer. There is also the oring we recommend which is the Urethane ones.
They 
are 90 durometer and do not always pop out when you unscrew the din.  They are 
expensive, Around $1.25 or so each but last alot longer than the viton or 
buna orings.  

See ya John
Need New or Used Scuba Gear??   Try www.northeastscubasupply.com
______________________________________________________
Need New or Used Scuba Gear? Try:  <A
HREF="http://www.northeastscubasupply.com/">Northeast Scuba Supply</A> 

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<HTML><FONT FACE=3Darial,helvetica><FONT  SIZE=3D2
FAMILY=3D"SANSSERIF" FACE=
=3D"Arial" LANG=3D"0">In a message dated 8/13/03 8:05:56 PM Eastern Daylight=
 Time, pat_shaw@te*.ne* writes:<BR>
<BR>
<BLOCKQUOTE TYPE=3DCITE style=3D"BORDER-LEFT: #0000ff 2px solid; MARGIN-LEFT=
: 5px; MARGIN-RIGHT: 0px; PADDING-LEFT: 5px"><BR>
So, I saunter into the local dive shop that has more than the token bit <BR>
of "tech" equipment looking for a few first-stage DIN O-rings. You know <BR>
the ones...the O-ring on the exposed face of the fitting. The service <BR>
guy goes through his collection of O-rings, assures me that he hasn't <BR>
any, but also assures me that different manufacturers use different DIN <BR>
O-rings. Now, I only use a few brands of regs with DIN fittings <BR>
(Poseidon and Sherwood), but I did find it hard to believe that this <BR>
could be true. Of course, I usually hold service techs in the highest <BR>
regard, but this smacked of a trace of BS. Anyone out there know the truth?<=
BR>
<BR>
Thanks - Pat Shaw</BLOCKQUOTE><BR>
<BR>
Pat,  hi there are really only two orings sizes used.  111 and 112=
 <BR>
<BR>
111 is used on Poseidon and a few others<BR>
<BR>
112 is used on Sherwood and many others<BR>
<BR>
The major difference is making sure you get a hard durometer o-ring of 90 du=
rometer. There is also the oring we recommend which is the Urethane ones. Th=
ey are 90 durometer and do not always pop out when you unscrew the din. =
; They are expensive, Around $1.25 or so each but last alot longer than the=20=
viton or buna orings.  <BR>
<BR>
See ya John<BR>
Need New or Used Scuba Gear??   Try www.northeastscubasupply.com<B=
R>
______________________________________________________<BR>
Need New or Used Scuba Gear? Try:  <A HREF=3D"http://www.northeastscuba=
supply.com/">Northeast Scuba Supply</A> </FONT></HTML>

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