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 5910-01-323-7086
NSN 5945-00-528-1647
NSN 6130-00-629-0738
NSN 5950-01-258-6776
NSN 6105-01-400-3431
NSN 5930-01-580-4972
NSN 6610-00-605-7847
NSN 5990-01-591-8797
NSN 5999-00-547-8724
NSN 5985-01-454-1698
NSN 6610-01-501-1161
NSN 5990-01-243-4233