3a thread class right-hand 0.406" thread length hexagon head style 0.046" hole diameter 0.125" grip length 32 thread quantity per inch unf thread series
3a thread class right-hand 0.407" thread length hexagon head style 2.062" grip length 32 thread quantity per inch navy special project unf thread series
3a thread class right-hand 0.469" thread length flat countersunk head style 32 thread quantity per inch passivate screw surface treated unf thread series
3a thread class right-hand 0.615" thread length headless (setscrew) head style 18 thread quantity per inch navy special project cadmium surface treated unc thread series