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 5920-01-509-2967
NSN 5935-01-037-0900
NSN 5999-01-382-3387
NSN 6620-01-644-3496
NSN 5930-01-641-0088
NSN 5910-01-555-7410
NSN 5935-01-280-4658
NSN 5855-01-656-6808
NSN 6620-00-754-7494
NSN 5996-00-997-7933
NSN 4140-01-463-7952
NSN 5960-01-045-3566