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 5920-01-100-5571
NSN 5935-01-349-1032
NSN 6320-01-493-4472
NSN 6105-01-531-9666
NSN 6610-01-280-3429
NSN 5960-01-157-7009
NSN 6145-01-346-0144
NSN 6320-01-323-7565
NSN 6240-00-102-4003
NSN 6135-01-313-4865
NSN 6645-01-361-4813
NSN 2925-00-829-9082