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 4140-01-437-2871
NSN 5975-00-278-7437
NSN 6135-01-231-4809
NSN 6150-01-571-8029
NSN 5950-00-916-1420
NSN 6130-00-587-7062
NSN 6150-00-364-1948
NSN 5965-00-139-4870
NSN 7035-01-429-0431
NSN 5935-00-291-4910
NSN 6150-01-100-0932
NSN 7035-01-419-1462