AN -8 to 11/16" x 20 UNF Straight Adapter in Black. Automotive / Aerospace-quality 11 /16" x 20 UNF Straight Adapter. Inverted seat on the UNF end. Thread Size: -8 AN Male to 11/16"x20 UNF. Fitting,Adapter, -8 AN to 11/16"x20 UNF, Aluminum, Black, Each.
