Used on firing,aft pylon 01-485-5688;f/a-18e/f. 3a thread class right-hand 0.312" thread length 0.438" grip length 28 thread quantity per inch (navy) screw, close tolerance, aircraft fastner-captive, 100deg reduced head, gear drive recess, A286cres, 95ksi shear; not intended for use in structural applications; use with retaining ring 3M1239 & self-locking plate nut unjf thread series
Used on f/a-18e/f applications. 3a thread class 24 thread quantity per inch (navy) pin-rivet, threaded, aircraft pin, rivet, fluted, threads-shear, 100deg counter sunk, hex point drive; intended for use with 3M1249 series collars unjf thread series
Used on f18 e/f. 3a thread class right-hand 0.469" thread length flat countersunk head style 0.678" grip length 24 thread quantity per inch aluminum surface treated unjf thread series
Used on an/arc222 sin. 3a thread class right-hand 0.110" thread length knurled no. 1 head style 40 thread quantity per inch screw, extrenally relieved body all chamfered are at 45 degree, except tip end at 90 degree + - 5 degree unc thread series
Used on b-2 bomber. 3a thread class right-hand 0.425" thread length dished hexagon head style 0.552" grip length 28 thread quantity per inch bolt, shear aluminum surface treated unjf thread series
Used on b-2 aircraft. 3a thread class right-hand headless (setscrew) head style 32 thread quantity per inch screw, adjusting, special same as AN565EC1032H12, except has dry film lub per HS248, CL40 type A9 passivate surface treated unf thread series
Used on fuselage aft. 3a thread class right-hand 0.469" thread length flat countersunk head style 0.490" grip length 28 thread quantity per inch passivate surface treated unjf thread series
3a thread class right-hand 0.298" thread length dished hexagon head style 0.490" grip length 32 thread quantity per inch d after dash number is for a drilled shank cadmium surface treated unjf thread series
