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 4140-01-440-5234
NSN 5895-00-878-8645
NSN 5835-01-193-6192
NSN 6650-01-159-7961
NSN 5996-01-589-7279
NSN 5930-01-283-4379
NSN 2925-00-945-0792
NSN 5905-01-646-9439
NSN 2925-01-068-3844
NSN 6620-00-942-1751
NSN 5925-01-517-5437
NSN 6130-00-276-0658