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 5990-00-306-0222
NSN 6145-00-758-9884
NSN 5935-01-359-8962
NSN 5925-01-258-2129
NSN 6130-01-645-5003
NSN 5895-00-726-4831
NSN 6150-01-006-3235
NSN 5855-01-147-6024
NSN 5996-01-259-3026
NSN 6145-01-028-3803
NSN 5935-01-311-5350
NSN 5999-00-816-7625