3a thread class right-hand 2.912" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjc thread series
3a thread class right-hand 3.162" thread length flat countersunk head style 32 thread quantity per inch cadmium screw surface treated unjc thread series
3a thread class right-hand 0.251" thread length pan no. 2 head style 32 thread quantity per inch navy special project cadmium screw surface treated unjc thread series