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 5930-01-386-3068
NSN 6145-01-476-8657
NSN 6130-01-476-2835
NSN 6110-01-333-7923
NSN 2925-00-516-8841
NSN 5910-00-731-1795
NSN 5996-01-419-5756
NSN 2925-01-133-8128
NSN 5996-00-436-5629
NSN 5960-01-327-0334
NSN 4140-00-885-5958
NSN 6130-01-559-0397