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 2925-01-542-1865
NSN 6130-00-497-8419
NSN 6620-01-512-8146
NSN 6105-01-044-5405
NSN 6620-01-555-5218
NSN 5930-01-591-7112
NSN 5965-01-383-3725
NSN 5990-01-492-1114
NSN 6650-01-423-3767
NSN 6150-00-199-8764
NSN 6320-01-255-2096
NSN 5930-00-786-4293