3a thread class right-hand 0.5475" thread length bevel-conical head style 0.055" hole diameter 24 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 0.5475" thread length bevel-conical head style 0.055" hole diameter 24 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 0.500" thread length flat chamfer head style 0.062" hole diameter 20 thread quantity per inch cadmium surface treated unc thread series
2a thread class right-hand 0.399" thread length fillister head style 32 thread quantity per inch cadmium screw surface treated 1 drilled hole unc thread series