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 5998-00-277-7552
NSN 6620-01-128-4462
NSN 5855-01-312-5160
NSN 2925-01-242-8787
NSN 5905-01-055-3691
NSN 6650-01-362-4289
NSN 6685-01-202-1981
NSN 5905-01-319-2611
NSN 6645-01-040-2295
NSN 5960-00-174-1867
NSN 5835-00-958-6231
NSN 5835-01-012-4245