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 5930-01-335-4875
NSN 4140-00-499-8330
NSN 5975-00-605-6080
NSN 6320-01-250-0290
NSN 6110-01-250-1696
NSN 6320-01-527-0211
NSN 5975-00-117-8139
NSN 5855-00-189-6066
NSN 6105-00-695-3839
NSN 5895-01-392-0796
NSN 6650-01-328-8363
NSN 2925-01-252-8049