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 5998-01-064-0495
NSN 4140-01-500-1187
NSN 5915-01-086-0496
NSN 6220-01-363-9713
NSN 5999-01-391-8111
NSN 6110-01-379-8526
NSN 5910-01-372-3280
NSN 5945-00-416-5799
NSN 4140-00-517-7902
NSN 5945-01-181-1594
NSN 5960-00-824-5229
NSN 6220-01-422-1429