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 5945-00-510-5511
NSN 6145-01-508-6749
NSN 6650-01-633-9147
NSN 5985-01-401-5387
NSN 6110-00-649-9293
NSN 5930-00-781-4000
NSN 6220-01-365-9048
NSN 6135-00-437-5182
NSN 6320-00-070-4544
NSN 4140-01-481-0416
NSN 6320-00-886-9771
NSN 5915-01-078-2173