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 6620-01-142-0084
NSN 6650-01-409-1992
NSN 6150-01-090-0720
NSN 5996-00-957-6977
NSN 6135-00-062-5080
NSN 5996-00-610-5570
NSN 6650-01-647-9482
NSN 6150-00-313-9986
NSN 5985-01-565-7852
NSN 6620-01-046-8623
NSN 5930-01-255-9668
NSN 6650-01-177-4398