3a thread class right-hand 0.453" thread length dished hexagon head style 0.625" grip length 20 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.428" thread length dished hexagon head style 0.865" grip length 20 thread quantity per inch cadmium surface treated unjf thread series
2a thread class right-hand 0.188" thread length flat countersunk head style 40 thread quantity per inch cadmium screw surface treated unc thread series
2a thread class right-hand 0.375" thread length flat countersunk head style 40 thread quantity per inch cadmium screw surface treated unc thread series
Used on landing gear systems & comps. 3a thread class right-hand 0.530" thread length dee head style 20 thread quantity per inch concentric hole unthreaded unf thread series
3a thread class right-hand 0.400" thread length pan head style 0.115" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.740" thread length double hexagon extended washer head style 0.690" grip length 28 thread quantity per inch unjf thread series
3a thread class right-hand 0.569" thread length dished hexagon head style 1.615" grip length 20 thread quantity per inch cadmium surface treated unjf thread series
Used on lgm-30 minuteman. 3a thread class right-hand 0.415" thread length hexagon extended washer head style 0.480" grip length 20 thread quantity per inch design analysis; nuclear hardness critical unf thread series