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 5930-01-448-1767
NSN 6105-01-055-4169
NSN 6145-01-020-7722
NSN 6130-01-502-6729
NSN 4140-01-181-4485
NSN 5920-00-877-9934
NSN 6150-00-141-8793
NSN 4140-01-165-0566
NSN 5990-00-105-7831
NSN 6150-01-376-3048
NSN 5935-00-012-0296
NSN 6645-00-901-6418