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 6145-01-182-5678
NSN 5999-00-005-1182
NSN 6150-01-525-1122
NSN 5998-01-284-0550
NSN 5990-01-196-2953
NSN 5895-01-518-1091
NSN 5999-00-442-4244
NSN 5998-01-465-7637
NSN 5905-01-222-0927
NSN 5960-00-558-9152
NSN 5965-01-194-3453
NSN 5835-01-469-6706