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 5960-01-143-8622
NSN 5996-00-150-0288
NSN 6220-00-100-4392
NSN 4140-00-003-6097
NSN 6620-01-519-2628
NSN 5999-01-353-8717
NSN 5985-00-235-4742
NSN 5999-01-548-7952
NSN 6650-01-081-1537
NSN 5996-01-448-6814
NSN 5930-00-359-5530
NSN 5965-01-516-9960