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 5905-01-419-1771
NSN 5990-01-564-6173
NSN 6110-01-089-7570
NSN 5960-01-578-5537
NSN 5945-00-318-3542
NSN 5950-00-823-7799
NSN 6685-01-578-6664
NSN 5960-00-889-5470
NSN 6110-00-385-2978
NSN 6320-01-352-5653
NSN 5905-01-025-6564
NSN 6220-01-252-7274