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 5905-01-524-5683
NSN 5905-01-054-3393
NSN 6240-01-414-6074
NSN 5999-00-095-3805
NSN 5960-00-978-7435
NSN 5910-01-188-9002
NSN 5910-00-922-3545
NSN 5950-00-290-8090
NSN 5895-01-488-5049
NSN 5905-00-159-7291
NSN 5855-00-797-8217
NSN 6145-00-244-4565