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 5999-00-486-5991
NSN 5945-00-995-6128
NSN 2925-01-419-3805
NSN 4140-01-502-4457
NSN 6220-01-368-6879
NSN 6320-01-157-9076
NSN 6130-01-147-7414
NSN 5998-01-352-9719
NSN 5930-01-387-4856
NSN 5835-00-853-7785
NSN 6130-01-327-7734
NSN 5998-01-632-3756