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 5945-01-473-0653
NSN 5999-01-455-6653
NSN 6610-00-822-0431
NSN 6610-01-018-3265
NSN 6650-01-397-8856
NSN 6240-00-837-3318
NSN 5996-01-596-1034
NSN 6110-00-050-3730
NSN 2925-00-816-8765
NSN 5915-01-648-2126
NSN 5996-01-024-1981
NSN 2925-00-233-5644