3a thread class right-hand 0.410" thread length dished hexagon head style 2.552" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.410" thread length dished hexagon head style 0.428" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand flush countersunk head style 1.380" grip length 32 thread quantity per inch 95000 single pounds per square inch shear strength unjc thread series
3a thread class right-hand flush countersunk head style 1.317" grip length 32 thread quantity per inch 95000 single pounds per square inch shear strength cadmium surface treated unjf thread series