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 5999-01-448-4898
NSN 5930-01-301-5948
NSN 6240-01-513-5832
NSN 6645-01-398-8968
NSN 5905-01-157-5617
NSN 6220-01-109-7379
NSN 5960-01-469-2006
NSN 5990-00-452-9194
NSN 6645-00-200-2322
NSN 5920-01-249-7616
NSN 5935-00-171-3129
NSN 5935-01-360-6240