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 5920-01-503-6448
NSN 6150-01-014-0370
NSN 5930-01-310-1038
NSN 5935-01-516-3278
NSN 5835-01-245-8077
NSN 5998-01-092-4492
NSN 6105-00-507-9762
NSN 5965-01-589-3968
NSN 5895-00-803-9829
NSN 6110-01-227-2617
NSN 6110-00-409-1115
NSN 5975-01-616-6443