3a thread class right-hand 0.398" thread length flat countersunk head style 2.990" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.875" thread length flat chamfer head style 0.044" hole diameter 32 thread quantity per inch cadmium surface treated unrf thread series
3a thread class right-hand 0.400" thread length dished hexagon head style 0.046" hole diameter 3.615" grip length 28 thread quantity per inch cadmium or chromate surface treated unjf thread series
3a thread class right-hand 0.428" thread length dished hexagon head style 1.428" grip length 20 thread quantity per inch cadmium surface treated unjf thread series
2a thread class right-hand 0.875" thread length knurled no. 4 head style 13 thread quantity per inch furnished with pellet type locking element on threads unc thread series
2a thread class right-hand 0.562" thread length round w/wrench flats head style 12 thread quantity per inch hole in head 0.250-20 unc 2b, 0.625 in. deep un thread series
2a thread class right-hand 0.203" thread length knurled no. 4 head style 40 thread quantity per inch straight knurl passivate surface treated unc thread series