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 6240-01-170-3491
NSN 6105-00-975-1280
NSN 5945-00-255-0072
NSN 6135-01-328-0639
NSN 6135-01-196-7399
NSN 4140-01-400-3610
NSN 6145-01-495-8768
NSN 5925-01-379-9942
NSN 5990-01-212-2037
NSN 4140-01-506-9161
NSN 5910-01-500-1962
NSN 6130-01-088-5942