2a thread class right-hand 0.419" thread length flat countersunk head style 40 thread quantity per inch passivate screw surface treated unc thread series
2a thread class right-hand 0.716" thread length flat countersunk head style 20 thread quantity per inch passivate screw surface treated unc thread series
2a thread class right-hand 0.226" thread length flat countersunk head style 48 thread quantity per inch passivate screw surface treated unf thread series
2a thread class right-hand 1.118" thread length fillister head style 0.046" hole diameter 32 thread quantity per inch anodize screw surface treated unc thread series
2a thread class right-hand 1.628" thread length fillister head style 0.046" hole diameter 32 thread quantity per inch anodize screw surface treated unc thread series