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Recent content by M01

  1. M01

    BSPT threads interchangeable with NPTF threads

    Do not try to couple NPT fittings with BSPT (British Standard Pipe Tapered) fittings. Can we spell liability? NPT thread forms are 60 degrees While BSPT's (also called ISO/R7) are 55 degrees. These will not seal properly, the threads will be deformed if you try to seal them. In addition the only...
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