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 5895-01-623-2147
NSN 5999-01-010-1466
NSN 5999-00-596-8745
NSN 6620-00-391-0374
NSN 6105-00-688-5512
NSN 5998-01-510-4853
NSN 5910-01-102-2133
NSN 6220-00-111-3188
NSN 6145-01-040-1036
NSN 6240-01-014-5598
NSN 6240-00-280-8502
NSN 6620-00-140-8644