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 6105-00-149-7956
NSN 5935-01-300-0551
NSN 5920-01-219-0724
NSN 6110-01-579-0063
NSN 5996-01-046-1888
NSN 2925-01-210-6531
NSN 6240-00-872-3365
NSN 5945-01-004-9911
NSN 5960-00-174-1867
NSN 5920-01-109-9998
NSN 6650-01-556-1929
NSN 4140-01-263-0124