3a thread class right-hand 0.750" thread length binding head style 32 thread quantity per inch navy special project passivate screw surface treated undercut head optional unc thread series
2a thread class right-hand 0.188" thread length flat countersunk head style 40 thread quantity per inch cadmium screw surface treated unc thread series
2a thread class right-hand 1.062" thread length fillister head style 32 thread quantity per inch cadmium or zinc screw surface treated unc thread series
2a thread class right-hand 0.722" thread length flat countersunk head style 20 thread quantity per inch passivate screw surface treated unc thread series
2a thread class right-hand 0.838" thread length flat countersunk head style 20 thread quantity per inch passivate screw surface treated unc thread series
2a thread class right-hand 0.875" thread length undercut pan no. 2 head style 40 thread quantity per inch passivate screw surface treated unc thread series