3a thread class right-hand 0.440" thread length flat countersunk head style 80 thread quantity per inch passivate screw surface treated unf thread series
3a thread class right-hand 0.557" thread length flat top elevator head style 0.125" hole diameter 24 thread quantity per inch navy special project drilled hole on head, 0.310 in. min, 0.320 in. max dia unjf thread series
3a thread class right-hand 0.547" thread length flat countersunk head style 24 thread quantity per inch anodize screw surface treated unf thread series
3a thread class right-hand 0.661" thread length flat countersunk head style 24 thread quantity per inch passivate screw surface treated unf thread series
3a thread class right-hand 0.429" thread length flat countersunk head style 28 thread quantity per inch cadmium screw surface treated unjf thread series
3a thread class right-hand 1.232" thread length hexagon head style 0.060" hole diameter 24 thread quantity per inch passivate screw surface treated unjf thread series
2a thread class right-hand 0.198" thread length flat countersunk head style 48 thread quantity per inch passivate screw surface treated unc thread series
3a thread class right-hand 0.439" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unf thread series