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 4140-01-158-6976
NSN 5998-00-944-1588
NSN 5950-00-683-8304
NSN 6685-00-634-9964
NSN 6650-01-107-7553
NSN 5999-00-916-2657
NSN 5935-00-888-7621
NSN 5990-01-290-1425
NSN 6110-01-600-0880
NSN 5990-00-825-0273
NSN 6645-01-076-4655
NSN 6610-00-520-1837