3a thread class right-hand 0.344" thread length flat countersunk head style 32 thread quantity per inch navy special project cadmium screw surface treated unf thread series
3a thread class right-hand 0.250" thread length fillister head style 24 thread quantity per inch navy special project passivate screw surface treated unc thread series
2a thread class right-hand 0.630" thread length flat countersunk head style 28 thread quantity per inch passivate screw surface treated unf thread series
2a thread class right-hand 0.250" thread length flat countersunk head style 56 thread quantity per inch cadmium screw surface treated unc thread series
3a thread class right-hand 0.422" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unf thread series
3a thread class right-hand 0.500" thread length flat countersunk head style 24 thread quantity per inch cadmium screw surface treated unc thread series
2a thread class right-hand 1.063" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unc thread series