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 5990-01-320-1412
NSN 5915-01-524-4157
NSN 5985-00-010-0645
NSN 5945-01-512-1533
NSN 5996-01-337-6190
NSN 6130-00-065-7684
NSN 5855-01-191-3404
NSN 5835-00-453-9752
NSN 5915-01-194-3652
NSN 5835-01-595-4099
NSN 5965-01-212-6817
NSN 5996-00-054-4628