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 5996-00-945-3550
NSN 6650-00-740-7338
NSN 5945-00-887-6006
NSN 5920-01-482-6006
NSN 6320-01-310-8068
NSN 5910-01-454-0002
NSN 6620-01-445-2931
NSN 6645-00-825-5677
NSN 5835-01-075-8473
NSN 5910-00-093-0362
NSN 6105-00-185-1579
NSN 5905-00-764-7731