Used on actuator,line seawolf class ssn. 2a thread class right-hand 1.375" thread length hexagon head style 12 thread quantity per inch unc thread series
Used on helicopter. 3a thread class right-hand 0.640" thread length 1.985" overall length 24 thread quantity per inch cadmium surface treated round, closed w/shoulder unf thread series
Used on f/a-18e/f forward fuselage. 3a thread class right-hand 0.335" thread length flat countersunk head style 1.115" grip length 32 thread quantity per inch unjf thread series