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 5855-01-488-4468
NSN 4140-01-650-1208
NSN 5950-01-519-6679
NSN 5915-01-472-2089
NSN 4140-00-648-3303
NSN 6320-00-174-1362
NSN 6135-01-511-1975
NSN 6685-00-891-3283
NSN 5950-00-931-2995
NSN 6240-01-426-2190
NSN 5945-00-807-4881
NSN 5835-01-092-6759