Comparison : |
Item # BSS150M, 1 1/2 Inch (in) Size Brass Male NPSH Threads Shank Coupling Item # BSS150NHM, 1 1/2 Inch (in) Size Brass Male NST Threads Shank Coupling Item # BSS200M, 2 Inch (in) Size Brass Male NPSH Threads Shank Coupling Item # BSS200NHM, 2 Inch (in) Size Brass Male NST Threads Shank Coupling Item # BSS250M, 2 1/2 Inch (in) Size Brass Male NPSH Threads Shank Coupling
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