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 6130-01-224-5521
NSN 5910-01-254-9372
NSN 4140-00-139-5799
NSN 5999-01-599-0367
NSN 6150-01-472-3263
NSN 6610-00-097-5176
NSN 5905-00-469-9418
NSN 5905-01-533-0474
NSN 6130-00-200-5531
NSN 6620-00-712-4431
NSN 5835-01-424-0054
NSN 6110-01-462-0214