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 6220-01-075-6547
NSN 6105-01-215-1174
NSN 5965-01-098-1306
NSN 6610-00-604-0045
NSN 6645-00-269-2764
NSN 6110-01-614-1625
NSN 5935-00-736-7879
NSN 5920-01-360-2305
NSN 5945-01-277-1986
NSN 5905-00-050-9538
NSN 5935-01-337-4585
NSN 6645-01-539-5922