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 5935-01-634-0668
NSN 6135-01-500-0572
NSN 5920-01-431-3263
NSN 5855-00-233-2366
NSN 5855-01-314-8335
NSN 5975-01-163-1317
NSN 5975-01-268-1945
NSN 5975-00-767-0976
NSN 5998-01-504-0695
NSN 5960-01-548-4896
NSN 6240-01-340-2630
NSN 5975-01-400-4204