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 6130-01-042-8631
NSN 5975-00-397-9533
NSN 2925-01-480-8273
NSN 5930-01-643-1627
NSN 5930-01-502-3282
NSN 6645-01-413-3965
NSN 6645-01-659-8683
NSN 6150-00-481-1915
NSN 6130-00-840-8886
NSN 2925-01-398-4312
NSN 6685-01-332-3657
NSN 6110-01-633-9660