2a thread class right-hand 1.000" thread length flat countersunk head style 40 thread quantity per inch passivate screw surface treated unc thread series
2a thread class right-hand 0.433" thread length flat countersunk head style 56 thread quantity per inch cadmium screw surface treated unc thread series
3a thread class right-hand 0.620" thread length hexagon head style 0.046" hole diameter 32 thread quantity per inch cadmium screw surface treated unjf thread series
3a thread class right-hand 1.795" thread length hexagon head style 0.036" hole diameter 32 thread quantity per inch passivate screw surface treated unjf thread series
2a thread class right-hand 0.380" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjc thread series
3a thread class right-hand 0.314" thread length flat countersunk head style 32 thread quantity per inch navy special project internal drive ribbed unjc thread series