flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 26000 single pounds per square inch shear strength anodize or chromate surface treated
3a thread class right-hand 0.313" thread length flat countersunk head style 0.740" grip length 32 thread quantity per inch aluminum surface treated unjf thread series
3a thread class right-hand 1.261" thread length hexagon head style 2.188" grip length 12 thread quantity per inch furnished with inhibitor. material comp 6al-4v unjf thread series
3a thread class right-hand 0.429" thread length dished hexagon head style 1.428" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
2a thread class right-hand 1.500" thread length hexagon head style 16 thread quantity per inch there is a groove 0.120in wide after the threads un thread series
right-hand nut thread a 3.000" nut thread a thread length 24.500" overall length 11 nut thread a thread quantity per inch unc nut thread a thread series
right-hand nut thread a 1.250" nut thread a thread length 12.500" overall length 24 nut thread a thread quantity per inch unf nut thread a thread series
Used on aircraft, hornet f/a-18. 3a thread class right-hand 2.380" grip length 32 thread quantity per inch 95000 single pounds per square inch shear strength unjf thread series