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 6105-00-250-8558
NSN 6220-00-974-9305
NSN 6105-00-815-2901
NSN 5985-01-049-7971
NSN 5935-01-252-8826
NSN 2925-01-577-9269
NSN 5990-01-537-1124
NSN 5855-00-221-9435
NSN 6105-01-093-1735
NSN 5855-00-149-0766
NSN 5996-01-308-0865
NSN 5998-00-901-3003