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 4140-00-279-3148
NSN 6130-00-359-2747
NSN 5950-01-019-3292
NSN 7035-00-731-8729
NSN 5910-00-559-5621
NSN 5945-00-807-0169
NSN 6620-01-488-9547
NSN 5910-01-437-9921
NSN 6105-00-406-3097
NSN 5999-00-751-1188
NSN 6320-01-350-5570
NSN 5895-01-175-5641