3a thread class right-hand 0.370" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unf thread series
3a thread class right-hand 0.625" thread length hexagon head style 6.688" grip length 14 thread quantity per inch cadmium surface treated unf thread series
2a thread class right-hand 0.364" thread length flat chamfer head style 24 thread quantity per inch 63 microinch finish passivate surface treated unc thread series
2a thread class right-hand 0.345" thread length fillister countersunk head style 32 thread quantity per inch navy special project furnished w/captive washer on thd end passivate surface treated unc thread series