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 4140-00-627-1437
NSN 4140-01-406-5344
NSN 5915-00-907-4792
NSN 5855-01-218-3735
NSN 5930-01-233-3473
NSN 5990-01-411-5930
NSN 6240-01-234-7893
NSN 6650-01-183-0711
NSN 6650-01-593-9786
NSN 6130-01-232-3003
NSN 5925-00-262-6087
NSN 6130-00-155-5873