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  1. Josh Blank

    Using an O-Ring to seal on an NPT lead chamfer - Design Improvement Ideas

    Hello, long time listener first time caller. My foundry uses a water immersion tank to leak test brass valves that we cast and machine. Temporary plugs are installed into the valve and 20psi air is ported into the valve through a special plug. If air bubbles through the cast/machined surfaces...

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