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 5990-01-113-0303
NSN 5915-00-069-7217
NSN 6150-01-116-1980
NSN 5855-01-519-4991
NSN 5999-01-444-5102
NSN 6130-00-262-9693
NSN 5895-01-342-5159
NSN 2925-01-264-1699
NSN 5915-00-518-1644
NSN 6620-01-380-4882
NSN 6650-01-251-0584
NSN 6105-01-485-1846