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 5945-01-459-1560
NSN 5965-01-437-0905
NSN 2925-00-644-0028
NSN 6220-00-432-6145
NSN 6610-00-299-1844
NSN 6130-00-289-7050
NSN 6620-00-612-7743
NSN 6620-01-501-8649
NSN 2925-01-068-3844
NSN 5935-00-181-8672
NSN 5930-01-400-2243
NSN 5935-00-105-3761