[AN8 Size] The thread size of 8AN is 3/4-16UNF. The AN side is sealed by a 37 degree angle. [AN10 Size] The thread size of 10AN is 7/8-14 UNF. [AN6 Size] The thread size of 6AN is 9/16-18 UNF. [Application] The swivel fitting is only work with stainless braided and nylon braided hose.