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 2925-00-631-0548
NSN 6130-00-598-2034
NSN 5920-01-401-5315
NSN 5855-01-161-8964
NSN 6220-00-935-4308
NSN 6105-00-583-9958
NSN 5950-00-274-7228
NSN 5935-01-463-3607
NSN 4140-00-812-2669
NSN 6240-01-296-7404
NSN 5960-01-462-1864
NSN 6135-01-538-5248