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 5910-01-059-1958
NSN 5999-01-258-1966
NSN 5990-01-153-0679
NSN 4140-01-392-4664
NSN 6620-01-565-4493
NSN 5905-01-215-1896
NSN 6610-00-788-0134
NSN 5965-01-330-6807
NSN 6240-01-660-6773
NSN 6135-01-079-7852
NSN 5950-00-189-1433
NSN 5925-00-419-0233