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 5975-01-167-5991
NSN 5990-01-632-0969
NSN 2925-01-094-4771
NSN 6130-00-205-1714
NSN 5855-00-797-8217
NSN 6645-00-068-3536
NSN 5895-01-077-2415
NSN 5999-01-565-3877
NSN 6645-01-395-2945
NSN 6650-01-422-1037
NSN 5905-00-351-8087
NSN 6110-00-854-2249