3a thread class right-hand 1.750" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjc thread series
3a thread class right-hand 0.341" thread length flat countersunk head style 56 thread quantity per inch navy special project cadmium screw surface treated unjc thread series
3a thread class right-hand 1.110" thread length double hexagon w/hole head style 0.050" hole diameter 18 thread quantity per inch first shoulder separated by two grooves 0.572 in. min 0.574 in. max dia at end of second shoulder three grooves 0.660 in. nom dia cadmium surface treated unjf thread series
3a thread class right-hand 1.250" thread length headless (setscrew) head style 20 thread quantity per inch cadmium or zinc surface treated unc thread series
flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style 0.188" grip length 388 single pounds per square inch shear strength anodize or chromate surface treated
3a thread class right-hand 1.218" thread length flat countersunk head style 40 thread quantity per inch cadmium screw surface treated unjc thread series
3a thread class right-hand 0.455" thread length pan head style 32 thread quantity per inch cadmium screw surface treated fed std no. 595, color beige no. 37038 unc thread series
3a thread class right-hand 0.589" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjc thread series
3a thread class right-hand 0.875" thread length hexagon head style 24 thread quantity per inch 0.125 in. lg by 0.314 in.min 0.319 in. max dia undercut directly under bearing surface of head unf thread series
3a thread class right-hand 0.562" thread length hexagon head style 0.062" hole diameter 20 thread quantity per inch dichromate zinc surface treated unc thread series
