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 5999-01-448-8352
NSN 6645-00-166-6959
NSN 5930-01-079-4471
NSN 6150-01-436-3692
NSN 5925-00-215-3758
NSN 5945-01-243-3316
NSN 6105-00-527-8571
NSN 6320-01-198-4024
NSN 6105-01-529-8154
NSN 5999-00-571-9141
NSN 6650-01-200-7657
NSN 5905-01-368-1704