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 5915-01-186-2401
NSN 5950-00-563-3143
NSN 5965-01-431-8147
NSN 5950-01-363-2147
NSN 6105-01-400-0895
NSN 5925-00-522-2593
NSN 5950-01-650-6804
NSN 5905-00-597-6081
NSN 6620-00-443-7587
NSN 5998-00-473-2035
NSN 5999-01-066-4492
NSN 5920-00-904-0959