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 6130-00-445-8540
NSN 6240-00-900-6592
NSN 5935-01-634-0668
NSN 4140-01-174-9335
NSN 5965-01-057-7719
NSN 4140-00-806-9952
NSN 6110-00-600-6105
NSN 5990-00-806-3556
NSN 5920-01-450-0614
NSN 6610-01-233-0949
NSN 5915-01-184-9379
NSN 5855-01-605-9263