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 5895-01-307-1524
NSN 5996-00-242-4384
NSN 5990-01-425-2175
NSN 5996-01-534-7687
NSN 5930-01-085-0651
NSN 6240-00-518-3541
NSN 5930-00-929-3734
NSN 6150-00-188-8337
NSN 6150-00-583-9878
NSN 5945-01-315-5810
NSN 5945-00-253-1742
NSN 6105-01-431-8998