2a thread class right-hand 0.750" thread length flat countersunk head style 16 thread quantity per inch cadmium or zinc screw surface treated unc thread series
3a thread class right-hand 0.444" thread length dished hexagon head style 2.365" grip length 24 thread quantity per inch cadmium surface treated unjf thread series
2a thread class right-hand 0.500" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unc thread series
3a thread class right-hand 0.422" thread length hexagon head style 5.625" grip length 20 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 0.815" thread length dished hexagon head style 2.240" grip length 18 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 0.553" thread length dished hexagon head style 1.678" grip length 24 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 0.422" thread length hexagon head style 4.312" grip length 20 thread quantity per inch cadmium surface treated unf thread series
2b thread class 32 thread quantity per inch 0.157 in. min, 0.158 in. max dia by 0.406 in. lg of internal unthreaded portion cadmium surface treated flange unf thread series