3a thread class right-hand 0.407" thread length hexagon head style 0.812" grip length 24 thread quantity per inch cadmium surface treated unf thread series
2a thread class right-hand 0.250" thread length flat countersunk head style 32 thread quantity per inch anodize screw surface treated unc thread series
3a thread class right-hand 0.710" thread length dished hexagon head style 3.615" grip length 20 thread quantity per inch cadmium surface treated unjf thread series
3a thread class right-hand 0.710" thread length dished hexagon head style 1.928" grip length 20 thread quantity per inch cadmium surface treated unjf thread series
2a thread class right-hand 0.991" thread length flat countersunk head style 32 thread quantity per inch anodize screw surface treated unc thread series
3a thread class right-hand 0.291" thread length flat countersunk head style 0.678" grip length 28 thread quantity per inch cadmium surface treated unjf thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.063" grip length 70 single pounds per square inch shear strength chromate stem surface treated
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.126" grip length 70 single pounds per square inch shear strength chromate stem surface treated