3a thread class right-hand 0.528" thread length dished hexagon head style 1.428" grip length 20 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.578" thread length dished hexagon head style 2.615" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.250" thread length flat chamfer head style 40 thread quantity per inch passivate surface treated concentric hole threaded unc thread series
Used on ground support equipment,av-8 aircraft. 2a thread class right-hand 0.750" thread length 28 thread quantity per inch passivate surface treated unf thread series
2a thread class right-hand 10.325" thread length flat countersunk head style 32 thread quantity per inch oxide film screw surface treated unf thread series
2a thread class right-hand 0.250" thread length fillister head style 0.046" hole diameter 32 thread quantity per inch cadmium screw surface treated unc thread series