2a thread class right-hand 0.312" thread length flat countersunk head style 40 thread quantity per inch passivate screw surface treated unc thread series
2a thread class right-hand 0.375" thread length flat countersunk head style 40 thread quantity per inch passivate screw surface treated unc thread series
2a thread class right-hand 0.450" thread length pan no. 2 head style 32 thread quantity per inch navy special project cadmium screw surface treated unc thread series
2a thread class right-hand 1.500" thread length fillister head style 32 thread quantity per inch passivate screw surface treated one drilled hole unc thread series
2a thread class right-hand 0.688" thread length flat countersunk head style 32 thread quantity per inch anodize screw surface treated unf thread series
2a thread class right-hand 0.625" thread length modified pan head style 0.047" hole diameter 32 thread quantity per inch anodize screw surface treated unf thread series
3a thread class right-hand 0.453" thread length flat countersunk head style 20 thread quantity per inch cadmium screw surface treated unf thread series
3a thread class right-hand 0.453" thread length flat countersunk head style 20 thread quantity per inch cadmium screw surface treated unf thread series