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 6240-00-556-8657
NSN 5835-01-329-4814
NSN 5996-00-499-8036
NSN 5925-00-657-3092
NSN 5950-01-331-8202
NSN 5950-00-278-4186
NSN 6130-01-512-8510
NSN 6620-01-609-6259
NSN 6620-01-147-0441
NSN 5950-00-156-0649
NSN 4140-00-117-4842
NSN 6650-00-098-6128