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 6650-01-195-3957
NSN 4140-00-587-1615
NSN 7035-01-443-9696
NSN 5965-01-406-6320
NSN 5999-00-318-5804
NSN 6145-01-589-8415
NSN 5905-01-166-8984
NSN 6130-01-484-8756
NSN 5905-00-049-8641
NSN 5965-01-265-6814
NSN 5925-01-202-4332
NSN 5835-01-595-4099