flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.126" grip length anodize sleeve or chromate sleeve surface treated
3a thread class right-hand flush countersunk head style 1.490" grip length 24 thread quantity per inch 108000 single pounds per square inch shear strength cadmium surface treated unjf thread series
3a thread class right-hand flush countersunk head style 1.365" grip length 24 thread quantity per inch 108000 single pounds per square inch shear strength cadmium surface treated unjf thread series
3a thread class right-hand flush countersunk head style 1.302" grip length 24 thread quantity per inch 108000 single pounds per square inch shear strength cadmium surface treated unf thread series