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 6150-01-253-3875
NSN 6610-00-753-2281
NSN 5935-01-292-5007
NSN 5985-00-601-1528
NSN 6110-01-187-2822
NSN 5985-01-397-3322
NSN 5895-01-496-0586
NSN 6620-01-400-2928
NSN 2925-01-658-4470
NSN 5990-00-129-6651
NSN 5915-00-958-2622
NSN 6145-01-092-8201