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 6110-01-044-0230
NSN 5920-01-360-2305
NSN 5910-01-351-5248
NSN 6220-01-242-9901
NSN 5915-01-204-9053
NSN 5930-00-004-9506
NSN 5998-01-050-7849
NSN 5930-01-526-1833
NSN 6685-01-262-6445
NSN 5835-01-083-2119
NSN 6105-01-036-0478
NSN 6135-01-357-0621