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 6685-00-220-1902
NSN 6135-01-448-1615
NSN 5960-01-323-6432
NSN 5920-01-451-4260
NSN 6620-01-367-0844
NSN 6645-01-379-5391
NSN 5915-00-761-3496
NSN 6220-01-162-7954
NSN 6240-01-129-1688
NSN 5925-01-543-2640
NSN 6610-01-137-1275
NSN 5990-01-463-2279