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 5915-00-757-2664
NSN 5935-01-578-6833
NSN 6220-01-027-1294
NSN 5905-01-465-8773
NSN 5920-01-444-2895
NSN 5920-00-703-0207
NSN 6110-00-581-4445
NSN 5996-00-967-4943
NSN 5960-01-628-2760
NSN 6110-01-567-8900
NSN 6220-01-398-1087
NSN 5915-00-928-1543