3a thread class right-hand 0.380" thread length double hexagon extended washer head style 32 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 0.547" thread length hexagon head style 3.240" grip length 16 thread quantity per inch chromium sides of head surface treated unf thread series
2a thread class right-hand 0.350" thread length flat chamfer head style 32 thread quantity per inch navy special project passivate surface treated unc thread series
2a thread class right-hand 0.368" thread length 40 thread quantity per inch navy special project locking feature plastic polyamide strip; pan style head; thd series designator-nc passivate surface treated
3a thread class right-hand 0.109" thread length flat chamfer head style 40 thread quantity per inch navy special project cadmium screw surface treated unjc thread series