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 5985-00-993-9085
NSN 6620-01-543-5491
NSN 5996-01-472-5049
NSN 5945-00-452-6782
NSN 6130-01-432-2067
NSN 5925-01-209-5566
NSN 6650-01-633-2430
NSN 6105-00-893-6470
NSN 6110-01-385-1003
NSN 5998-00-350-2514
NSN 5855-01-380-9950
NSN 5960-01-369-8666