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 5990-01-045-7754
NSN 5935-01-424-0575
NSN 6105-01-655-5706
NSN 5999-01-605-8667
NSN 5996-01-188-7548
NSN 6645-01-379-0593
NSN 6650-01-607-5706
NSN 6650-00-751-9958
NSN 5960-00-504-1066
NSN 6130-00-469-0640
NSN 5996-00-906-4828
NSN 5925-01-623-1701