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 5920-00-838-4683
NSN 5915-00-828-5105
NSN 5998-01-268-3342
NSN 6650-01-563-8117
NSN 6685-00-504-1911
NSN 5905-01-463-0404
NSN 5920-01-593-9962
NSN 4140-00-925-4149
NSN 5950-01-094-5930
NSN 5965-01-479-0744
NSN 5930-01-534-7458
NSN 6110-00-988-6875