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 5935-00-873-5756
NSN 5855-00-455-6070
NSN 6110-01-658-1830
NSN 5915-01-105-7665
NSN 5930-01-196-5954
NSN 6620-01-100-3181
NSN 7035-00-173-2281
NSN 5855-01-145-4903
NSN 5925-00-813-0637
NSN 6130-01-385-7072
NSN 5855-00-610-4052
NSN 4140-00-739-2033