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 5996-01-421-4761
NSN 5960-00-136-7046
NSN 6685-01-494-2503
NSN 5910-00-844-4638
NSN 5990-00-859-2932
NSN 4140-01-327-4567
NSN 5910-01-625-8216
NSN 5998-00-161-3913
NSN 2925-00-436-3527
NSN 6610-00-467-7289
NSN 4140-01-297-0522
NSN 6220-00-712-1779