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 5855-00-089-3974
NSN 5835-00-275-0584
NSN 5960-01-151-4518
NSN 6685-01-607-1192
NSN 6240-01-381-8713
NSN 6150-01-446-9074
NSN 6105-01-189-2466
NSN 5998-00-908-9697
NSN 6240-00-227-0135
NSN 5925-01-346-7827
NSN 5915-01-341-7310
NSN 6110-00-271-9928