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 5905-00-420-4251
NSN 6220-01-469-5615
NSN 5998-01-579-2644
NSN 6105-01-065-6660
NSN 5905-00-471-6341
NSN 6645-01-578-7959
NSN 5930-00-806-6113
NSN 5835-00-003-0295
NSN 5990-00-848-8870
NSN 7035-00-973-9215
NSN 5935-01-569-9302
NSN 6220-01-555-8332