Used on propeller systems. 3a thread class right-hand 0.710" thread length hexagon extended washer head style 16 thread quantity per inch bolt-relieved spl 2 holes opposite end from head; countersunk to 0.22 diame cadmium surface treated unf thread series
3a thread class right-hand 0.371" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unf thread series
3a thread class right-hand 0.371" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unf thread series
3a thread class right-hand 1.057" thread length hexagon head style 0.070" hole diameter 24 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.526" thread length hexagon head style 0.070" hole diameter 24 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.780" thread length flat chamfer head style 56 thread quantity per inch navy special project passivate surface treated uns thread series
2a thread class right-hand 0.750" thread length hexagon head style 0.062" hole diameter 28 thread quantity per inch cadmium or zinc surface treated unf thread series
