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 4140-00-421-4555
NSN 6240-01-514-2202
NSN 5910-00-130-5460
NSN 5930-00-353-4235
NSN 6650-01-256-9151
NSN 2925-00-234-7918
NSN 5920-01-653-4312
NSN 6240-01-248-0424
NSN 5925-01-372-0863
NSN 5999-01-196-4479
NSN 6130-01-255-9731
NSN 2925-00-308-0797