3a thread class right-hand 1.671" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjf thread series
Used on spec item. 3a thread class right-hand 1.037" thread length 0.055" hole diameter 16 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 1.500" thread length hexagon head style 0.070" hole diameter 1.500" grip length 13 thread quantity per inch unc thread series