Thread : 3/8 BSPT Male Thread to 1/4"x 28 UNF Female Thread. Male Thread : 3/8 BSPT. Female Thread : 1/4"x28 UNF ( 28 TPI ). Thread : M14x1.5 Male Thread to 1/8"x28 BSP Female Thread. Female Thread : 1/8"x28 BSP ( 28 TPI ).
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