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 6130-00-872-1482
NSN 5950-00-499-1984
NSN 5895-00-132-4207
NSN 5905-01-524-2748
NSN 5930-01-117-4996
NSN 5915-01-141-6726
NSN 5998-00-081-1454
NSN 5965-01-101-9094
NSN 6645-01-629-9657
NSN 6135-01-538-5248
NSN 5855-01-475-7061
NSN 6650-00-531-9074