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 5920-01-607-0771
NSN 6240-00-299-9819
NSN 5910-01-420-2235
NSN 4140-01-221-4050
NSN 6650-01-228-5094
NSN 5925-01-422-6653
NSN 5835-01-091-2553
NSN 6240-01-381-1072
NSN 6650-01-445-5394
NSN 5905-00-840-6669
NSN 6150-01-366-0733
NSN 6105-01-580-0557