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 6620-01-508-1778
NSN 5925-00-030-4943
NSN 6110-01-409-1413
NSN 5920-01-550-5868
NSN 5835-01-106-1456
NSN 5945-01-004-8591
NSN 5975-01-164-7428
NSN 6220-00-498-8098
NSN 2925-01-375-9487
NSN 5985-01-141-8855
NSN 5910-00-899-1060
NSN 5855-00-491-7079