The 3102-185 Flange Yoke, part of the 1310 series, features a 1.811″ male pilot diameter and an outside snap ring. It has a 3.661″ bolt circle with four 0.445″ bolt holes. The yoke supports a U-joint with a width of 3.219″ and a bearing cap diameter of 1.063″. It has a flange face to centerline distance of 1.634″ and a swing diameter of 4.330″.