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 6150-01-436-9457
NSN 5999-00-143-1818
NSN 5835-01-045-6371
NSN 6240-01-340-5784
NSN 5999-01-592-4527
NSN 5960-00-307-3963
NSN 5905-00-938-1406
NSN 5985-00-359-9067
NSN 5915-01-583-6924
NSN 6240-01-091-9822
NSN 5835-01-397-8801
NSN 5996-01-290-4844