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 5920-01-431-8683
NSN 5998-01-157-8824
NSN 6320-01-092-4101
NSN 6135-01-397-2170
NSN 6135-01-167-7604
NSN 6240-01-447-2178
NSN 5960-01-323-6432
NSN 5915-01-381-6547
NSN 6135-00-927-5848
NSN 5925-00-260-4298
NSN 5935-01-401-5324
NSN 6620-01-565-7289