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 5945-01-089-8771
NSN 5965-01-274-3959
NSN 5920-01-347-3608
NSN 5965-00-919-7894
NSN 5999-01-576-9958
NSN 5975-01-579-3455
NSN 5990-00-274-3225
NSN 6645-01-290-3930
NSN 6220-00-502-6380
NSN 6320-00-513-8376
NSN 6320-01-072-2073
NSN 5950-00-878-1468