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 5835-00-170-5238
NSN 5895-00-242-4273
NSN 5996-00-174-8480
NSN 5996-00-135-5756
NSN 5935-00-112-9991
NSN 5960-00-140-9583
NSN 6240-00-372-4841
NSN 5945-01-283-2938
NSN 5965-00-475-2759
NSN 6110-00-895-0826
NSN 5945-01-265-0990
NSN 6150-01-440-0209