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 5999-00-081-9413
NSN 5990-00-583-9920
NSN 5935-01-077-3341
NSN 5960-00-677-0564
NSN 5915-01-605-3245
NSN 5910-01-050-7145
NSN 5915-01-541-3957
NSN 5915-01-343-4582
NSN 4140-01-438-3854
NSN 5905-01-265-1088
NSN 5925-01-379-9942
NSN 6130-01-184-3987