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 5930-01-413-6615
NSN 6240-01-095-9510
NSN 6650-00-088-4741
NSN 5990-00-069-2221
NSN 5930-00-072-0239
NSN 6135-00-134-6648
NSN 5895-00-491-1296
NSN 7035-01-513-0388
NSN 5999-01-658-1621
NSN 6135-01-602-8383
NSN 6620-01-444-4048
NSN 5905-00-802-4025