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 5920-01-278-6508
NSN 6110-01-394-4163
NSN 5999-01-157-9813
NSN 5945-00-526-0310
NSN 4140-00-456-0902
NSN 5895-00-878-9404
NSN 6320-01-227-2648
NSN 4140-01-319-6870
NSN 5855-00-904-0684
NSN 6620-00-663-8962
NSN 5905-00-179-7050
NSN 5960-00-553-4961