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 5905-00-679-2343
NSN 6610-01-603-7069
NSN 5920-01-173-4108
NSN 5945-01-450-0337
NSN 5950-01-374-8325
NSN 6130-01-035-3721
NSN 6320-01-547-9877
NSN 4140-01-421-4045
NSN 5965-01-629-4663
NSN 6320-01-616-0843
NSN 6105-00-232-1410
NSN 5999-00-266-3805