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 5990-01-046-3450
NSN 5910-01-488-8450
NSN 5945-00-880-5426
NSN 5835-01-100-3265
NSN 4140-00-262-9921
NSN 6110-00-369-1586
NSN 5895-01-070-3778
NSN 6645-01-123-4443
NSN 5835-01-250-2939
NSN 6110-00-926-0781
NSN 6135-01-594-9930
NSN 6105-01-628-9110