An item which sacrificially corrodes when coupled to a more noble metal in a conducting medium.
NSN 5925-01-238-1899
NSN 5999-00-989-1069
NSN 6320-00-300-5556
NSN 5935-01-429-1262
NSN 5835-00-752-6065
NSN 5990-00-293-6031
NSN 5920-00-432-1515
NSN 5965-01-152-4811
NSN 5998-01-427-3776
NSN 6130-01-020-9004
NSN 5960-01-308-0539
NSN 6650-00-010-5228