2a nut thread a thread class right-hand nut thread a 2.250" nut thread a thread length 13.687" overall length 18 nut thread a thread quantity per inch carbon steel; white enamel surfacetreatment; 45.0 deg chamfer, both ends phosphate surface treated unf nut thread a thread series
3a thread class right-hand 1.375" thread length hexagon head style 14 thread quantity per inch shank ground to 0.394 in. max dia starting 0.188 in. from head unc thread series
2.316" inside diameter 2.633" outside diameter 0.047" major thickness angular cap ring style one key 0.161 in. protruding from face chromium surface treated