3a thread class right-hand 0.594" thread length dished hexagon head style 1.615" grip length 20 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.425" thread length flat countersunk head style 0.865" grip length 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.425" thread length flat countersunk head style 0.990" grip length 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.276" thread length pan head style 0.865" grip length 32 thread quantity per inch passivate surface treated unjc thread series
3a thread class right-hand 0.804" thread length pan head style 28 thread quantity per inch navy special project cadmium screw surface treated unjf thread series
3a thread class right-hand 0.563" thread length pan head style 32 thread quantity per inch navy special project cadmium screw surface treated unjf thread series
3a thread class right-hand 1.750" thread length oval countersunk undercut head style 28 thread quantity per inch cadmium screw surface treated unjf thread series