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 5945-01-390-8300
NSN 6145-01-581-4128
NSN 6105-01-352-5674
NSN 6145-01-309-6146
NSN 6145-01-535-7062
NSN 5920-01-048-0766
NSN 7035-01-049-6776
NSN 5998-01-509-9747
NSN 2925-01-178-0063
NSN 5930-00-235-5674
NSN 6240-00-349-3965
NSN 6135-01-074-2529