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 4140-01-420-6817
NSN 5930-00-821-4809
NSN 5915-01-633-9845
NSN 5895-01-388-3144
NSN 6130-01-522-4392
NSN 5990-01-147-5225
NSN 5990-01-647-8574
NSN 6135-00-919-1117
NSN 5960-01-392-6982
NSN 2925-00-363-9878
NSN 5950-01-380-6104
NSN 6650-01-181-6037