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.
NSN 5999-00-479-9995
NSN 6150-01-453-1163
NSN 6135-01-571-7488
NSN 6130-01-605-3558
NSN 5945-01-397-0235
NSN 5910-01-524-8499
NSN 5895-01-544-8399
NSN 6220-01-249-8571
NSN 6105-00-877-3844
NSN 6220-01-268-0570
NSN 5999-01-460-3144
NSN 6620-01-375-1532