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 5920-01-145-8616
NSN 5930-00-192-3100
NSN 5960-00-308-6419
NSN 6650-01-072-0379
NSN 5996-01-195-2226
NSN 6320-00-459-8973
NSN 6105-01-198-6421
NSN 5965-01-611-6085
NSN 5835-01-266-4382
NSN 7035-00-574-4223
NSN 5935-01-212-4273
NSN 6320-01-539-4789