3a thread class right-hand 0.736" thread length flat countersunk head style 0.240" grip length 24 thread quantity per inch passivate surface treated unjf thread series
Used on parts for bell helicopter. fastner-panel, stud, size 5 used on the following equipment ah-1j iran; ah-1j iran tow; ahro romania; ah-1w taiwan; ah-1w
3a thread class right-hand 0.444" thread length dished hexagon head style 1.990" grip length 24 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.875" thread length flat chamfer head style 32 thread quantity per inch six drilled holes in head passivate surface treated unrc thread series
Used on C-17. 3a thread class right-hand 0.870" grip length 28 thread quantity per inch pin-rivet, threaded aluminum surface treated unjf thread series
2a thread class right-hand 0.570" thread length knurled no. 4 head style 20 thread quantity per inch anodize stand-off surface treated unf thread series