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 6130-01-400-3651
NSN 6610-01-224-6669
NSN 6105-01-306-2505
NSN 5996-00-765-1401
NSN 6220-01-400-4203
NSN 4140-00-959-4255
NSN 5950-01-508-4171
NSN 5915-01-340-5953
NSN 5930-01-521-1111
NSN 6685-01-343-1572
NSN 5960-00-245-2645
NSN 5930-01-629-7436