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 6240-00-243-0340
NSN 5930-00-587-0149
NSN 4140-01-538-1852
NSN 5965-00-170-5254
NSN 7035-01-449-1189
NSN 4140-01-640-9522
NSN 6130-01-063-1467
NSN 5915-01-645-4809
NSN 6105-01-459-9960
NSN 5930-01-184-3485
NSN 7035-00-727-4068
NSN 5920-01-153-7487