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 5905-01-293-5979
NSN 6610-00-130-6074
NSN 6240-01-462-1874
NSN 5930-00-417-8033
NSN 5835-01-587-8787
NSN 5999-01-041-2709
NSN 7035-01-157-0028
NSN 6650-00-226-7099
NSN 6685-00-432-6467
NSN 5835-01-264-8782
NSN 5930-00-141-0535
NSN 6110-01-566-3973