2a thread class right-hand 0.190" thread length hexagon head style 0.025" hole diameter 40 thread quantity per inch passivate screw surface treated unc thread series
3a thread class right-hand 0.423" thread length watertight head style 32 thread quantity per inch navy special project passivate screw surface treated unc thread series
2a thread class right-hand 0.500" thread length round extended washer head style 24 thread quantity per inch nickel screw surface treated unc thread series
2a thread class right-hand 0.659" thread length flat countersunk head style 40 thread quantity per inch cadmium screw surface treated unf thread series
2a thread class right-hand 1.750" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unc thread series
2a thread class right-hand 0.583" thread length flat countersunk head style 48 thread quantity per inch cadmium screw surface treated unf thread series
2a thread class right-hand 1.000" thread length flat countersunk head style 20 thread quantity per inch cadmium screw surface treated unf thread series
2a thread class right-hand 1.750" thread length flat countersunk head style 24 thread quantity per inch passivate screw surface treated unf thread series
3a thread class right-hand 0.220" thread length flat countersunk head style 28 thread quantity per inch cadmium screw surface treated unf thread series
2a thread class right-hand 0.366" thread length oval countersunk head style 32 thread quantity per inch chromium screw surface treated unc thread series