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 6650-00-349-8732
NSN 6110-00-753-7677
NSN 5945-00-803-4585
NSN 6320-00-908-6841
NSN 5925-00-103-1738
NSN 5990-00-980-7808
NSN 5930-01-178-2717
NSN 6645-00-787-8813
NSN 4140-01-620-6384
NSN 6645-01-574-1969
NSN 5999-01-360-7593
NSN 5975-00-830-4134