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 2925-00-964-7128
NSN 6620-01-336-5765
NSN 5895-01-227-5213
NSN 5998-01-278-0785
NSN 2925-00-120-9302
NSN 5998-01-488-4166
NSN 6620-00-831-2737
NSN 6685-00-825-2292
NSN 5930-01-270-8673
NSN 5996-01-581-3519
NSN 5945-00-738-5941
NSN 5965-01-501-5638