2a thread class right-hand 0.188" thread length hexagon head style 0.070" hole diameter 28 thread quantity per inch passivate surface treated unf thread series
2a thread class right-hand 15.875mm thread length hexagon extended washer head style 20 thread quantity per inch cadmium surface treated unc thread series
2a thread class right-hand 0.186" thread length hexagon head style 56 thread quantity per inch passivate surface treated concentric hole threaded unc thread series
3a thread class right-hand 1.375" thread length tee no. 5 head style 24 thread quantity per inch materiel of pin in head is copperbraze per mil-b-7883 cadmium surface treated unf thread series
3a thread class right-hand 0.413" thread length flat countersunk head style 0.802" grip length 24 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 0.438" thread length flat countersunk head style 0.490" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.345" thread length flat countersunk head style 0.115" grip length 28 thread quantity per inch cadmium surface treated unjf thread series