3a thread class right-hand 0.657" thread length oval countersunk head style 32 thread quantity per inch cadmium screw surface treated unf thread series
2a thread class right-hand 0.395" thread length flat countersunk head style 24 thread quantity per inch anodize screw surface treated unc thread series
3a thread class right-hand 0.657" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjf thread series
3a thread class right-hand 1.069" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unc thread series
2a thread class right-hand 0.511" thread length flat countersunk head style 48 thread quantity per inch navy special project cadmium screw surface treated unc thread series
3a thread class right-hand 0.314" thread length flat countersunk head style 32 thread quantity per inch navy special project cadmium screw surface treated unjc thread series