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 5905-01-167-8867
NSN 5950-00-140-1911
NSN 5925-01-023-2996
NSN 6110-01-592-3017
NSN 2925-01-633-4048
NSN 5998-00-185-6029
NSN 5930-01-298-6301
NSN 5999-01-157-6626
NSN 6130-01-290-8074
NSN 5999-01-036-9563
NSN 6105-00-309-4586
NSN 2925-01-350-8372