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 4140-01-351-3892
NSN 5915-00-659-3107
NSN 5990-01-092-9206
NSN 5920-00-675-4952
NSN 6105-01-258-5884
NSN 5999-00-514-3388
NSN 5895-01-387-0449
NSN 5945-01-092-4858
NSN 6240-01-512-1856
NSN 6150-01-211-9794
NSN 6150-01-332-9481
NSN 5935-01-087-6407