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 4140-00-608-5654
NSN 5960-01-379-3947
NSN 6240-01-239-1488
NSN 5999-01-437-5176
NSN 6610-01-556-2353
NSN 6105-01-581-3813
NSN 5920-01-334-0876
NSN 6610-01-271-7593
NSN 5935-01-573-6696
NSN 5930-00-932-4244
NSN 5998-01-267-0005
NSN 5965-00-113-9748