3a thread class right-hand 1.125" thread length flat chamfer head style 0.044" hole diameter 24 thread quantity per inch cadmium surface treated unrf thread series
3a thread class right-hand 1.750" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjf thread series
3a thread class right-hand 0.525" grip length 28 thread quantity per inch 95000 single pounds per square inch shear strength cadmium surface treated unjf thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 26000 single pounds per square inch shear strength chromate or anodize surface treated
3a thread class right-hand 0.506" thread length flat countersunk head style 0.178" grip length 24 thread quantity per inch aluminum surface treated unjf thread series