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 5960-01-522-0391
NSN 5998-00-083-0303
NSN 6610-00-071-4623
NSN 5990-00-102-9600
NSN 6150-00-258-8399
NSN 6220-01-091-2470
NSN 6610-01-354-7963
NSN 4140-01-550-7343
NSN 5935-01-624-3935
NSN 5925-01-183-4919
NSN 5990-01-153-0679
NSN 5935-01-602-5045