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 5835-01-440-5391
NSN 5996-01-448-6814
NSN 6620-00-967-9684
NSN 5905-01-378-3008
NSN 6610-00-051-4139
NSN 6650-01-019-3441
NSN 6320-01-350-0320
NSN 4140-01-415-2478
NSN 5960-01-327-0334
NSN 5925-00-533-1547
NSN 6650-00-866-9947
NSN 5965-00-636-1412