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 5998-01-443-1792
NSN 5998-01-556-1500
NSN 5999-01-557-7414
NSN 6650-01-217-9375
NSN 5990-00-351-5479
NSN 5960-00-725-7519
NSN 6240-01-606-9549
NSN 4140-00-431-6583
NSN 5895-01-185-6520
NSN 5985-01-581-2099
NSN 6130-01-165-9419
NSN 5965-00-170-5254