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 5990-00-952-7100
NSN 5935-01-359-9331
NSN 5905-01-381-1425
NSN 4140-00-797-7765
NSN 6110-01-223-2706
NSN 5915-01-390-5482
NSN 6130-01-362-0254
NSN 6650-00-216-6365
NSN 5990-01-473-4314
NSN 6135-00-243-8330
NSN 6105-01-200-8131
NSN 6320-01-578-6006