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 5990-01-100-7231
NSN 6320-01-501-7935
NSN 6240-00-965-7997
NSN 5965-01-199-7235
NSN 5920-01-045-1484
NSN 5965-01-057-3843
NSN 7035-01-541-4216
NSN 5835-01-325-5677
NSN 5996-01-352-7105
NSN 5999-00-578-7488
NSN 6650-00-869-5760
NSN 6135-01-601-8657