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 5935-00-983-0689
NSN 5855-01-028-8387
NSN 5935-01-542-9903
NSN 6105-01-407-7139
NSN 6645-00-960-6594
NSN 5930-01-372-0269
NSN 6130-00-837-6902
NSN 6610-01-336-0484
NSN 5895-01-406-5134
NSN 6620-00-782-0337
NSN 6220-00-883-5167
NSN 4140-01-439-0901