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 6645-01-388-9648
NSN 5998-00-276-8599
NSN 2925-01-542-1865
NSN 5920-00-931-0752
NSN 5975-00-942-1925
NSN 5975-01-397-0131
NSN 5835-00-322-5654
NSN 6620-00-189-0967
NSN 5960-01-335-6969
NSN 5930-01-154-8182
NSN 5895-01-163-4468
NSN 5975-01-512-0283