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 5930-01-146-8573
NSN 6620-01-364-0195
NSN 6650-00-490-2637
NSN 6650-01-050-4809
NSN 5915-00-269-9252
NSN 6650-01-633-9147
NSN 5975-00-916-2536
NSN 5835-01-422-7393
NSN 6620-00-829-1914
NSN 5960-01-151-4518
NSN 6650-00-957-0714
NSN 6650-00-826-7396