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 5895-00-131-2431
NSN 6145-01-622-7811
NSN 5910-01-237-6506
NSN 6130-01-424-4555
NSN 5999-01-491-4789
NSN 5915-01-293-1069
NSN 6610-01-348-5719
NSN 6105-00-810-2446
NSN 5999-01-350-7638
NSN 6620-00-185-1671
NSN 5999-01-440-5182
NSN 5920-01-534-7866