2a thread class right-hand 0.118" thread length flat countersunk head style 40 thread quantity per inch cadmium screw surface treated unc thread series
2a thread class right-hand 0.375" thread length flat countersunk head style 80 thread quantity per inch cadmium screw surface treated unf thread series
2a thread class right-hand 0.500" thread length pan no. 2 head style 32 thread quantity per inch navy special project furnished w/one retaining ring passivate surface treated unc thread series
3a thread class right-hand 0.627" thread length dished hexagon head style 1.802" grip length 14 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.500" thread length pan no. 2 head style 48 thread quantity per inch navy special project passivate screw surface treated unc thread series
3a thread class right-hand 0.359" thread length hexagon head style 0.500" grip length 24 thread quantity per inch passivate surface treated unf thread series