3a thread class right-hand 1.340" thread length flat chamfer head style 20 thread quantity per inch cadmium fastener surface treated unrf thread series
2a thread class right-hand 0.250" thread length flat chamfer head style 40 thread quantity per inch navy special project chamfered head passivate surface treated unc thread series
2a thread class right-hand 0.625" thread length flat countersunk 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 flat countersunk head style 32 thread quantity per inch passivate screw surface treated unc thread series
3a thread class right-hand 0.291" thread length dished hexagon head style 5.365" grip length 28 thread quantity per inch navy special project cadmium surface treated unjf thread series
3a thread class right-hand 1.750" thread length flat chamfer head style 18 thread quantity per inch cadmium fastener surface treated unrf thread series
3a thread class right-hand 0.267" thread length flat countersunk head style 32 thread quantity per inch lockheed altered industry design unjc thread series
3a thread class right-hand 1.031" thread length flat chamfer head style 0.046" hole diameter 32 thread quantity per inch cadmium surface treated unf thread series