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 5935-01-460-8691
NSN 6135-01-512-8020
NSN 6135-01-050-3194
NSN 5925-00-383-3814
NSN 6240-01-434-1981
NSN 6145-01-592-3560
NSN 6135-01-100-3593
NSN 6650-00-476-9450
NSN 5915-00-450-2386
NSN 5935-00-902-1812
NSN 5999-01-634-0576
NSN 5999-00-833-8143