2a thread class right-hand 0.440" thread length fillister head style 0.046" hole diameter 40 thread quantity per inch cadmium screw surface treated unc thread series
3a thread class right-hand 0.289" thread length round extended washer head style 28 thread quantity per inch anodize screw surface treated unf thread series
3a thread class right-hand 0.469" thread length flat countersunk head style 28 thread quantity per inch navy special project passivate screw surface treated unf thread series
3a thread class right-hand 0.531" thread length flat countersunk head style 24 thread quantity per inch navy special project passivate screw surface treated unf thread series
3a thread class right-hand 0.641" thread length flat countersunk head style 24 thread quantity per inch passivate screw surface treated unf thread series
3a thread class right-hand 0.656" thread length flat countersunk head style 20 thread quantity per inch passivate screw surface treated unf thread series
3a thread class right-hand 0.656" thread length flat countersunk head style 20 thread quantity per inch navy special project passivate screw surface treated unf thread series
3a thread class right-hand 0.781" thread length flat countersunk head style 20 thread quantity per inch passivate screw surface treated unf thread series
2a thread class right-hand 1.438" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unc thread series
2a thread class right-hand 0.438" thread length flat countersunk head style 32 thread quantity per inch anodize screw surface treated unf thread series
2a thread class right-hand 0.813" thread length flat countersunk head style 32 thread quantity per inch navy special project anodize screw surface treated unf thread series
3a thread class right-hand 0.388" thread length flat countersunk head style 40 thread quantity per inch passivate screw surface treated unc thread series
3a thread class right-hand 0.375" thread length flat countersunk head style 40 thread quantity per inch cadmium screw surface treated unjc thread series
2a thread class right-hand 0.276" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unc thread series