This lug has a 1/2 in Stud Size and a 0.548 in I.D.
The 3M™ Copper Oil Seal Lug OS-0040 is a copper lug that features a solid oil stop. This lug is for copper conductors only and is used with 3M™ Terminations 5800-Pb series on paper-insulated lead covered (PILC) cables.
