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 5915-01-225-0091
NSN 6130-01-212-9077
NSN 6610-01-588-4488
NSN 6650-00-872-0942
NSN 6110-00-239-6337
NSN 5975-01-424-2550
NSN 5975-01-433-2169
NSN 6130-01-112-1453
NSN 6130-01-091-9029
NSN 5998-01-515-1108
NSN 6150-01-092-2083
NSN 5905-01-600-6769