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 5930-00-582-1730
NSN 5985-01-410-8737
NSN 6320-01-216-1678
NSN 6105-01-254-3626
NSN 6105-00-156-9084
NSN 6240-01-100-1279
NSN 5960-01-543-0235
NSN 5905-01-431-8726
NSN 5925-01-633-5379
NSN 5930-01-634-0659
NSN 5930-01-605-4679
NSN 6150-01-334-7469