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 4140-00-097-0167
NSN 5905-00-429-7989
NSN 7035-01-452-1328
NSN 5930-01-551-1796
NSN 5925-01-469-6068
NSN 6220-01-419-4954
NSN 6650-00-276-9838
NSN 5960-01-451-6993
NSN 6135-01-631-4483
NSN 6610-01-522-3345
NSN 6150-01-550-7975
NSN 5915-01-291-5954