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 6610-00-172-7658
NSN 5998-01-149-9005
NSN 6105-00-753-5369
NSN 6650-00-433-4929
NSN 5935-00-299-8036
NSN 5910-00-288-1898
NSN 5950-00-586-3564
NSN 5905-01-468-8876
NSN 5965-01-533-7687
NSN 6240-01-366-6946
NSN 5950-01-579-4055
NSN 6110-00-005-7878