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 5999-01-642-1506
NSN 5835-01-593-7579
NSN 6620-00-170-5296
NSN 5910-01-369-3852
NSN 4140-01-411-5908
NSN 5945-00-475-2754
NSN 5998-00-104-6917
NSN 7035-01-592-2562
NSN 6645-01-550-9669
NSN 5930-00-070-0751
NSN 5965-01-633-8849
NSN 5965-01-392-1761