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 5999-00-187-8958
NSN 4140-01-385-9728
NSN 6150-01-590-1080
NSN 5950-01-510-4591
NSN 5930-01-544-2902
NSN 5990-01-400-3299
NSN 5920-00-269-4060
NSN 6150-01-335-9760
NSN 5960-00-378-1268
NSN 5990-00-004-4158
NSN 6220-01-417-9224
NSN 4140-00-205-6491