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 4140-01-593-9905
NSN 5925-00-445-3348
NSN 6135-01-247-5660
NSN 6610-01-287-9814
NSN 5925-01-171-1834
NSN 5915-00-617-2432
NSN 5855-01-557-8124
NSN 5999-00-131-2363
NSN 5855-00-058-1293
NSN 5910-01-290-3769
NSN 5990-01-054-3332
NSN 2925-00-549-6759