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 6645-01-441-0937
NSN 6645-01-400-2119
NSN 5920-00-957-4898
NSN 4140-01-499-8906
NSN 6135-01-295-8315
NSN 5960-01-336-5459
NSN 5950-00-591-3868
NSN 5920-01-023-6818
NSN 5945-00-105-0084
NSN 5990-00-574-5777
NSN 6650-01-483-2399
NSN 5945-01-534-7682