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 6650-00-653-1744
NSN 7035-00-834-2090
NSN 6685-01-459-8719
NSN 5930-01-251-5987
NSN 5999-01-241-0355
NSN 4140-01-634-0330
NSN 6320-00-731-6134
NSN 5905-01-099-7336
NSN 4140-00-491-5795
NSN 6650-01-532-6966
NSN 5998-00-143-7930
NSN 6135-00-284-1406