2a thread class right-hand 0.390" thread length flat chamfer head style 40 thread quantity per inch passivate screw surface treated internal thread in slot end 0.160 in. min thd depth unc thread series
2a thread class right-hand 0.282" thread length fillister head style 0.069" hole diameter 16 thread quantity per inch passivate screw surface treated unc thread series
3a thread class right-hand 0.945" thread length flat countersunk head style 24 thread quantity per inch cadmium screw surface treated unjf thread series
3a thread class right-hand 1.671" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unjf thread series
3a thread class right-hand 0.576" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unjf thread series
3a thread class right-hand 0.266" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unf thread series