Extra Heavy Brass Hex Bushing Fitting
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What does NPT mean?National Pipe Thread Taper (NPT) is a U.S. standard for tapered threads used on threaded pipes and fittings. In contrast to straight threads that are found on a bolt, a taper thread will pull tight and therefore make a fluid-tight seal. Sometimes NPT threads are referred to as MPT ('Male Pipe Thread'), MNPT, or NPT(M) for male (external) threads; and FPT ('Female Pipe Thread'), FNPT. An equivalent designation is MIP (Male iron pipe) and FIP (Female iron pipe). Also the te
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