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 6220-01-488-3927
NSN 5930-01-107-9009
NSN 5905-00-935-7895
NSN 6650-00-809-1817
NSN 5910-01-415-2463
NSN 6320-01-006-6138
NSN 6105-01-569-6689
NSN 5990-01-580-2191
NSN 5960-01-291-5593
NSN 6220-01-056-8792
NSN 5990-00-524-2293
NSN 5920-01-445-6970