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 6150-01-359-2637
NSN 5930-00-796-9875
NSN 5920-01-291-1330
NSN 6620-01-423-0833
NSN 5999-01-508-4473
NSN 6620-01-462-1625
NSN 5998-01-229-7092
NSN 5999-01-431-8007
NSN 6105-01-552-1643
NSN 6130-01-576-8907
NSN 6610-01-327-3187
NSN 5930-01-249-6632