2a thread class right-hand 0.292" thread length hexagon head style 24 thread quantity per inch zinc or cadmium screw surface treated may also be furnished with slot drive on head unc thread series
3a thread class right-hand 0.207" thread length flat countersunk head style 40 thread quantity per inch cadmium screw surface treated unjc thread series
2a thread class right-hand 0.463" thread length flat countersunk head style 40 thread quantity per inch cadmium screw surface treated unc thread series
3a thread class right-hand 0.208" thread length flat countersunk head style 40 thread quantity per inch cadmium screw surface treated unjc thread series
2a thread class right-hand 0.107" thread length fillister head style 0.045" hole diameter 40 thread quantity per inch passivate screw surface treated unc thread series
2a thread class right-hand 0.523" thread length dished hexagon head style 28 thread quantity per inch cadmium or zinc screw surface treated unc thread series
3a thread class right-hand 0.528" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unjf thread series