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 5945-01-279-3655
NSN 6145-00-343-5967
NSN 5920-00-221-8377
NSN 5950-00-087-5630
NSN 5960-01-388-1988
NSN 6620-01-165-3784
NSN 5960-01-148-0074
NSN 6240-01-440-9827
NSN 5996-01-506-6322
NSN 6130-00-260-1791
NSN 6130-01-134-0597
NSN 5950-01-542-4090