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 5975-00-840-4802
NSN 5990-01-116-2181
NSN 2925-00-464-7892
NSN 2925-01-429-2235
NSN 5945-01-467-4269
NSN 5999-01-149-1213
NSN 6105-00-228-9053
NSN 5920-00-501-3965
NSN 5990-01-411-8548
NSN 5990-01-320-9817
NSN 6650-01-548-7915
NSN 6240-01-520-6925