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 6610-01-140-5921
NSN 6620-01-399-3615
NSN 5930-00-597-5064
NSN 6650-00-503-0906
NSN 5945-01-227-6922
NSN 5930-01-243-6829
NSN 5935-01-594-0222
NSN 6645-00-914-2820
NSN 5835-00-419-6576
NSN 5998-00-246-6895
NSN 4140-01-634-0330
NSN 5945-00-126-6662