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 6620-01-581-8283
NSN 5990-01-351-2379
NSN 6650-00-668-5703
NSN 6145-01-106-5375
NSN 4140-00-835-5906
NSN 5965-00-431-2492
NSN 5930-01-056-5382
NSN 2925-01-091-4734
NSN 5990-00-518-0684
NSN 6320-01-513-9166
NSN 6320-01-388-3125
NSN 5965-00-862-3295