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 6240-00-442-6327
NSN 5920-00-910-0315
NSN 5855-01-100-3272
NSN 6130-01-623-2294
NSN 5990-01-579-2711
NSN 5990-01-485-0260
NSN 5915-01-395-2347
NSN 5998-00-244-8509
NSN 5895-01-450-7344
NSN 5910-01-429-0156
NSN 5990-01-425-2175
NSN 5999-01-099-9782