2a thread class right-hand 0.153" thread length flat countersunk head style 80 thread quantity per inch passivate screw surface treated unf thread series
3a thread class right-hand 0.860" thread length hexagon head style 0.110" grip length 18 thread quantity per inch cadmium surface treated unc thread series
2a thread class right-hand 1.500" thread length 2.469" overall length 16 thread quantity per inch cadmium or zinc surface treated round, closed unc thread series
3a thread class right-hand 0.544" thread length hexagon head style 0.625" grip length 28 thread quantity per inch passivate surface treated unf thread series
3a thread class right-hand 0.544" thread length hexagon head style 0.500" grip length 28 thread quantity per inch passivate surface treated unf thread series
3a thread class right-hand 0.735" thread length dished hexagon head style 0.438" grip length 20 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 0.531" thread length hexagon head style 0.438" grip length 24 thread quantity per inch passivate surface treated unf thread series
2a thread class right-hand 1.160" thread length crowned hexagon head style 1.280" grip length 18 thread quantity per inch harden top of head to rockwell C50 TO0.120 in.deep unf thread series
3a thread class right-hand 1.093" thread length hexagon head style 3.688" grip length 16 thread quantity per inch cadmium surface treated unf thread series
2a thread class right-hand 0.281" thread length fillister head style 32 thread quantity per inch point of screw has 0.062 inch spherical radius passivate surface treated unf thread series
