2a nut thread thread class right-hand nut thread 0.250" nut thread thread length 0.940" overall length 32 nut thread thread quantity per inch stud end shoulder face grooved 0.056 in. deep, 0.166 in. dia min, 0.332 in. dia max nickel surface treated shouldered unc nut thread thread series
3a thread class right-hand flush countersunk head style 0.505" grip length 28 thread quantity per inch 95000 single pounds per square inch shear strength unjf thread series
2a nut thread a thread class right-hand nut thread a 0.750" nut thread a thread length 21.000" overall length 24 nut thread a thread quantity per inch cadmium surface treated unf nut thread a thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.595" grip length passivate or cadmium sleeve surface treated
3a thread class right-hand 0.386" thread length flat countersunk head style 1.490" grip length 28 thread quantity per inch internal drive ribbed cadmium or cadmium surface treated unjf thread series
3a thread class right-hand 0.582" thread length dished hexagon head style 4.052" grip length 18 thread quantity per inch assembly area extended at threaded end, 0.532 min. cadmium surface treated unjf thread series
2a thread class right-hand 1.417" thread length fillister head style 0.070" hole diameter 24 thread quantity per inch cadmium screw surface treated unf thread series
3a thread class right-hand flush countersunk head style 0.630" grip length 32 thread quantity per inch 95000 single pounds per square inch shear strength passivate surface treated unjc thread series
