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 4140-01-341-5443
NSN 5965-01-198-3256
NSN 6650-01-364-8504
NSN 5910-01-302-1065
NSN 5930-01-415-3742
NSN 5935-01-634-0668
NSN 5835-01-090-0784
NSN 5999-00-051-5578
NSN 7035-00-548-4098
NSN 5960-00-246-4623
NSN 5990-00-518-0684
NSN 6650-01-219-8535