2a thread class right-hand 0.687" thread length round w/wrench flats head style 32 thread quantity per inch phosphate surface treated unf thread series
3a thread class right-hand 0.625" thread length hexagon head style 16 thread quantity per inch three drilled holes zinc surface treated unc thread series
3a thread class right-hand flush countersunk head style 0.9270" grip length 24 thread quantity per inch 108000 single pounds per square inch shear strength cadmium surface treated unjf thread series
3a thread class right-hand 2.500" thread length headless (setscrew) head style 16 thread quantity per inch 0.062 in. dia hole drilled thru screw, 0.125 in. from socket end unc thread series
2a thread class right-hand 0.156" thread length oval countersunk head style 40 thread quantity per inch zinc screw surface treated end of shank drilled centrally 3/64 dia by 0.08 in. deep unc thread series
2a thread class right-hand 0.384" thread length flat countersunk head style 24 thread quantity per inch cadmium screw surface treated unc thread series
3a thread class right-hand 0.750" thread length hexagon head style 20 thread quantity per inch undercut under head phosphate surface treated unf thread series
3a thread class right-hand 4.125" thread length hexagon head style 8 thread quantity per inch unthreaded portion of shank is 1.252 in. lg unc thread series
3a thread class right-hand 0.531" thread length hexagon head style 0.070" hole diameter 20 thread quantity per inch navy special project unc thread series
