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 6130-00-883-4712
NSN 5998-01-018-7590
NSN 5999-00-654-4214
NSN 5990-00-254-4825
NSN 5930-01-089-7152
NSN 5905-01-423-8857
NSN 5960-01-605-9921
NSN 5855-00-918-1622
NSN 5965-00-356-3838
NSN 5965-01-611-0131
NSN 4140-01-226-0637
NSN 6645-00-108-6479