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 5975-00-905-5194
NSN 5835-01-495-0595
NSN 5915-01-650-3482
NSN 5895-01-501-1384
NSN 6145-01-381-4572
NSN 6130-01-024-8292
NSN 5960-01-447-7074
NSN 5930-01-357-1613
NSN 5835-01-485-0210
NSN 6220-01-492-6920
NSN 6135-01-336-3115
NSN 5999-00-554-9966