2a thread class right-hand 0.564" thread length hexagon head style 16 thread quantity per inch pellet type locking element in threads unc thread series
3a thread class right-hand 1.156" thread length flat chamfer head style 16 thread quantity per inch 5/32 in. by 45 deg chamfer on head end cadmium or zinc surface treated unf thread series
3a thread class right-hand 0.875" thread length round w/wrench flats head style 13 thread quantity per inch cadmium or zinc surface treated unc thread series
3a thread class right-hand 0.875" thread length round w/wrench flats chamfered head style 13 thread quantity per inch cadmium or zinc surface treated unc thread series
3a thread class right-hand 0.480" thread length flat chamfer head style 0.055" hole diameter 28 thread quantity per inch passivate surface treated unjf thread series