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 5996-01-482-7596
NSN 6620-00-165-1749
NSN 6220-00-890-1437
NSN 6650-00-597-7313
NSN 4140-00-490-6097
NSN 5905-00-776-4789
NSN 5985-01-518-9698
NSN 6105-01-619-5895
NSN 5999-01-618-9648
NSN 5925-01-329-5890
NSN 6240-01-141-5230
NSN 5998-01-121-9620