1a thread class right-hand 0.567" thread length hexagon head style 0.070" hole diameter 24 thread quantity per inch silver surface treated unf thread series
3a thread class right-hand 0.667" thread length hexagon head style 0.271" grip length 24 thread quantity per inch passivate surface treated unf thread series
2a thread class right-hand 0.275" thread length hexagon head style 0.062" hole diameter 20 thread quantity per inch passivate surface treated unc thread series
3a thread class right-hand 0.469" thread length flat countersunk head style 28 thread quantity per inch cadmium screw surface treated unf thread series
2a thread class right-hand 0.276" thread length pan head style 32 thread quantity per inch navy special project passivate screw surface treated unc thread series
3a thread class right-hand 1.188" thread length hexagon head style 0.062" hole diameter 0.250" grip length 18 thread quantity per inch unf thread series
3a thread class right-hand 0.556" thread length hexagon head style 3.646" grip length 20 thread quantity per inch cadmium surface treated unf thread series