Used on coast guard hh60j jayhawk helicopter. 3a thread class right-hand 1.210" thread length fillister head style 28 thread quantity per inch unjf thread series
3a thread class right-hand 1.562" thread length hexagon head style 8 thread quantity per inch one 0.156 dia hole in thread end 1/4 inch from threaded end to hole center passivate surface treated unc thread series
3a thread class right-hand 0.374" thread length hexagon head style 0.375" grip length 24 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.374" thread length hexagon head style 0.500" grip length 24 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 0.750" thread length hexagon head style 0.070" hole diameter 28 thread quantity per inch cadmium surface treated unf thread series
2a thread class right-hand 0.470" thread length hexagon extended washer head style 20 thread quantity per inch cadmium surface treated unc thread series
