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 6240-01-592-1261
NSN 6240-01-572-5597
NSN 5999-01-187-6179
NSN 6150-00-596-9253
NSN 5996-01-329-9009
NSN 5996-01-165-9344
NSN 5985-01-144-8968
NSN 5835-01-412-6901
NSN 6130-01-301-4523
NSN 6320-01-052-2118
NSN 6130-00-642-4264
NSN 4140-00-034-2116