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 5996-00-277-7384
NSN 4140-00-766-6045
NSN 6220-01-577-3328
NSN 6105-00-026-9909
NSN 5930-00-269-4996
NSN 7035-00-126-1899
NSN 2925-01-603-4668
NSN 5920-01-509-1153
NSN 5925-00-493-5918
NSN 5990-01-604-0862
NSN 5990-01-013-4569
NSN 6105-00-949-3979