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 5925-01-631-8791
NSN 5998-01-195-1193
NSN 5935-01-191-6459
NSN 6150-00-596-9882
NSN 5998-00-155-8531
NSN 5999-01-442-7961
NSN 5960-00-083-2793
NSN 5915-00-683-8248
NSN 5945-00-030-2003
NSN 5930-01-131-2863
NSN 5998-01-444-3964
NSN 6130-01-386-1430