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 4140-00-353-5757
NSN 5920-00-829-1464
NSN 6105-01-441-1912
NSN 5999-01-604-0664
NSN 5915-00-274-9810
NSN 7035-00-616-4410
NSN 6130-01-540-2519
NSN 6650-00-299-9681
NSN 5975-01-526-0141
NSN 6220-01-412-7650
NSN 5998-01-643-1924
NSN 5905-01-534-4955