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 5905-01-513-5201
NSN 4140-01-108-0161
NSN 6110-01-013-9313
NSN 5910-00-518-1009
NSN 6150-01-049-9305
NSN 6130-01-089-6763
NSN 5935-00-274-4423
NSN 6130-00-057-5593
NSN 6240-00-196-4518
NSN 6220-01-370-5980
NSN 6220-00-329-9155
NSN 6650-01-245-7642