2a thread class right-hand 0.190" thread length flat chamfer head style 32 thread quantity per inch finish color black oxide surface treated unf thread series
2a thread class right-hand 0.156" thread length flat chamfer head style 40 thread quantity per inch relief under head 0.005-0.010 dp x 0.010-0.030 wide passivate surface treated unc thread series
3a thread class right-hand 0.380" thread length flat countersunk undercut head style 32 thread quantity per inch furnished with one o ring passivate surface treated unjf thread series
2a thread class right-hand 0.180" thread length flat chamfer head style 32 thread quantity per inch finish color black oxide surface treated unc thread series