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 4140-01-452-9428
NSN 6610-00-296-5007
NSN 6645-01-409-2003
NSN 5920-01-536-4689
NSN 5915-01-569-1081
NSN 5895-01-338-8974
NSN 5950-01-336-0648
NSN 4140-00-259-2567
NSN 5950-00-269-3054
NSN 4140-00-203-0812
NSN 5990-01-272-4091
NSN 5990-00-465-4903