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 5950-01-359-3939
NSN 5915-00-817-9584
NSN 4140-01-334-1121
NSN 6650-01-258-5871
NSN 6110-00-971-2035
NSN 6645-01-327-7362
NSN 6610-00-111-3648
NSN 5945-01-165-9076
NSN 5915-01-495-9347
NSN 5930-00-386-9698
NSN 4140-01-423-1647
NSN 6620-01-527-4423