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 5990-00-956-9130
NSN 6135-00-182-7008
NSN 5855-01-163-8152
NSN 5895-01-535-0309
NSN 5835-00-995-0277
NSN 5999-01-157-9922
NSN 5920-00-298-0700
NSN 5999-00-351-0540
NSN 5855-00-915-7942
NSN 6620-00-145-3010
NSN 6240-01-123-4998
NSN 5855-00-149-0766