3a thread class right-hand 0.406" thread length hexagon head style 2.125" grip length 32 thread quantity per inch passivate surface treated unf thread series
3a thread class right-hand 0.218" thread length flat chamfer head style 28 thread quantity per inch hole drilled thru longitudinal axis 0.070 in. dia passivate surface treated unf thread series
2a thread class right-hand 0.250" thread length knurled no. 1 head style 40 thread quantity per inch thd relieved groove 0.020 in. w passivate surface treated unc thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.188" grip length 1020 single pounds per square inch shear strength cadmium sleeve surface treated
3a thread class right-hand 0.276" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unf thread series
3a thread class right-hand 1.563" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unc thread series
2a thread class right-hand 0.261" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unf thread series
2a thread class right-hand 0.420" thread length fillister head style 40 thread quantity per inch screw self-locking stl cad 0.112-40unc-2a x 0.470in min-0.500in max lg full thds cadmium surface treated unc thread series
2a thread class right-hand 0.191" thread length flat countersunk undercut head style 32 thread quantity per inch passivate screw surface treated unc thread series