3a thread class right-hand 0.364" thread length flat countersunk head style 0.615" grip length 28 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.518" thread length spline drive shear head head style 4.240" grip length 18 thread quantity per inch passivate surface treated unjf thread series
2a thread class right-hand 1.420" thread length distorted head head style 0.750" grip length 18 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 0.862" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unf thread series
3a thread class right-hand 0.456" thread length dished hexagon head style 3.062" grip length 18 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.358" thread length flat countersunk head style 1.365" grip length 32 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.877" thread length dished hexagon head style 1.302" grip length 18 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.734" thread length dished hexagon head style 2.365" grip length 14 thread quantity per inch cadmium surface treated unjf thread series
Used on aircraft, harrier av-8b. 3a thread class right-hand 0.425" thread length oval countersunk head style 1.427" grip length 28 thread quantity per inch passivate surface treated unjf thread series