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 5920-01-492-6512
NSN 5996-01-379-9547
NSN 6685-01-069-4336
NSN 5960-00-053-2030
NSN 5920-00-043-1425
NSN 5835-00-060-9889
NSN 5855-00-151-3853
NSN 5990-00-633-7634
NSN 5905-00-518-5136
NSN 5985-01-591-8287
NSN 6220-00-436-0692
NSN 5935-01-242-2224