A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6650-01-418-0790
NSN 5960-01-192-7710
NSN 5996-01-095-3598
NSN 2925-01-305-1370
NSN 5920-01-295-6425
NSN 5999-00-060-3344
NSN 5990-01-307-4489
NSN 6220-01-389-3957
NSN 5935-01-101-4456
NSN 6650-00-279-5741
NSN 5950-01-107-8679
NSN 5990-01-393-4808