1 2 npt thread diameter July 8, 2019 16 32 64 128 1 2 npt thread major diameter 1 2 npt thread minor diameter 1 2 inch npt thread diameter 1 2 npt thread outer diameter Hole diameter for 1 2 npt thread 1 2 npt diameter water pipe no thread Thread pipe 1/2 npt thread od 1 npt thread dimensions
