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 4140-01-081-4790
NSN 5945-01-102-3161
NSN 6105-00-833-8045
NSN 5935-01-467-4596
NSN 5930-01-069-1818
NSN 6130-01-441-4920
NSN 5920-01-401-5315
NSN 6130-01-223-3366
NSN 6130-01-294-0387
NSN 5950-00-589-2869
NSN 5910-01-162-8552
NSN 6220-01-289-0196