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 6105-00-527-7702
NSN 5945-00-180-8374
NSN 6135-01-581-8163
NSN 5999-00-428-2007
NSN 5998-00-372-6047
NSN 6685-00-631-8243
NSN 6220-01-448-3471
NSN 5935-01-387-8779
NSN 5990-00-104-1617
NSN 5975-01-116-3678
NSN 5999-01-276-4721
NSN 5835-00-050-4330