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 2925-00-516-8841
NSN 4140-01-419-0198
NSN 6320-01-342-7548
NSN 5965-01-633-8849
NSN 6220-01-406-3167
NSN 6620-00-482-1073
NSN 5920-01-386-4156
NSN 5960-01-546-2379
NSN 5945-00-226-8560
NSN 5998-00-753-1581
NSN 5855-01-627-0837
NSN 5999-01-624-4724