2a thread class right-hand 0.188" thread length flat chamfer head style 72 thread quantity per inch navy special project passivate screw surface treated unf thread series
2a thread class right-hand 1.025" thread length flat countersunk head style 20 thread quantity per inch passivate screw surface treated unc thread series
2a thread class right-hand 1.750" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unc thread series
3a thread class right-hand 0.469" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unf thread series
3a thread class right-hand 0.219" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unf thread series
2a thread class right-hand 0.128" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unc thread series
3a thread class right-hand 0.339" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjf thread series
3a thread class right-hand 0.518" thread length flat countersunk head style 24 thread quantity per inch cadmium screw surface treated unf thread series
3a thread class right-hand 0.398" thread length flat countersunk head style 28 thread quantity per inch cadmium screw surface treated unjf thread series