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 4140-01-043-4181
NSN 5935-01-018-9970
NSN 5990-01-392-2210
NSN 5965-00-045-7156
NSN 6685-00-911-1596
NSN 5930-01-085-3654
NSN 6105-01-449-1046
NSN 6110-01-141-7515
NSN 6130-00-262-3385
NSN 6610-00-147-9332
NSN 5895-01-417-2700
NSN 6150-01-493-6948