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 5990-00-170-4239
NSN 4140-00-242-6465
NSN 6650-00-707-1417
NSN 5935-01-100-1171
NSN 6110-01-486-3904
NSN 5965-01-222-1420
NSN 6130-01-179-4593
NSN 5895-01-259-5266
NSN 5920-00-483-8088
NSN 6620-01-053-6650
NSN 6620-00-725-7289
NSN 6645-00-279-1777