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 4140-01-350-4475
NSN 6650-00-246-3751
NSN 6610-01-109-2380
NSN 6650-01-225-9996
NSN 5915-00-584-3512
NSN 5999-01-357-5606
NSN 7035-00-830-1235
NSN 6320-01-366-5157
NSN 6645-00-321-6071
NSN 5965-01-411-7667
NSN 5945-01-055-6661
NSN 6645-00-269-2764