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 5945-00-343-6631
NSN 6105-01-049-2930
NSN 6650-01-053-1816
NSN 6645-01-514-7901
NSN 6110-01-195-7628
NSN 5895-00-411-8078
NSN 5925-01-092-6395
NSN 6240-01-169-1686
NSN 6610-00-055-4602
NSN 5895-01-086-1342
NSN 2925-00-964-7128
NSN 5935-01-208-7835