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 5998-01-491-1968
NSN 4140-01-370-1309
NSN 5990-01-516-9665
NSN 6645-01-093-5015
NSN 6320-00-857-4073
NSN 5950-00-787-2145
NSN 5960-01-134-0828
NSN 6645-00-881-1075
NSN 6240-00-461-1451
NSN 5930-01-541-5101
NSN 5915-01-092-8178
NSN 5950-01-651-4716