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 6150-00-868-0978
NSN 6130-01-094-7070
NSN 5855-01-020-7982
NSN 5999-00-407-9594
NSN 5895-01-558-4667
NSN 5999-00-737-6416
NSN 5990-00-932-3070
NSN 5910-00-343-9585
NSN 5930-01-539-8854
NSN 5905-00-666-4983
NSN 6620-01-623-7266
NSN 5935-01-521-3673