Pipe Used: ASTM A53 (Welded Pipe). Size: 1-1/4" x 8" S/40 Galvanized NPT Pipe Nipple. NPT threads may be referred to as MPT ('Male Pipe Thread'), MNPT, or NPT(M) for male (external) threads, and FPT ('Female Pipe Thread'), FNPT, or NPT(F) for female (internal) threads.
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