"standard" may apply to the thread pitch, diameter, and length but the o-rings vary. ScubaPro and Apek use different face dimensions and, therefore, different o-rings. C. ----- Original Message ----- From: "Christian Gerzner" <christiang@in*.co*.au*> To: "Patrick Shaw" <pat_shaw@te*.ne*>; <firstname.lastname@example.org> Sent: Thursday, August 14, 2003 5:15 AM Subject: Re: First Stage DIN O-Rings > Patrick Shaw wrote: > > > > Apologies for sending such a pedestrian message, but the list has been > > slow for a while..... > > > > 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? > > DIN stands for Deutsche Industrie Normen, German Industrial Norms, but > is today a universal standard and "DIN" is a universal description. > > Any, ANY, DIN fitting/requirement/engineered thingy has to be > according to the standard and the standard allows no deviation. That's > why it's a standard. > > You're right, the people in the shop are dead set wrong. Their BS is > positively dangerous. > > Cheers, > > Christian > -- > I haven't quite worked out the secret of life yet, but I just know it > must have something to do with lunch. > -- > Send mail for the `techdiver' mailing list to `email@example.com'. > Send subscribe/unsubscribe requests to `firstname.lastname@example.org'. > -- Send mail for the `techdiver' mailing list to `email@example.com'. Send subscribe/unsubscribe requests to `firstname.lastname@example.org'.
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