3a thread class right-hand 0.410" thread length hexagon head style 1.682" grip length 28 thread quantity per inch cadmium surface treated unf thread series
Used on spec item. 2a thread class right-hand 0.867" thread length flat countersunk head style 28 thread quantity per inch cadmium screw surface treated unf thread series
3a thread class right-hand 0.328" thread length hexagon head style 1.500" grip length 32 thread quantity per inch cadmium surface treated unf thread series
2a thread class right-hand 0.438" thread length bevel-conical head style 40 thread quantity per inch finish must produce black color cadmium surface treated unc thread series
3a thread class right-hand 0.475" thread length bevel-conical head style 0.037" hole diameter 28 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 0.370" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unf thread series
