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 6145-00-170-6467
NSN 5965-00-285-0745
NSN 7035-01-413-1021
NSN 5930-01-572-5927
NSN 5935-00-188-8945
NSN 6685-00-398-0341
NSN 5920-00-178-1688
NSN 5945-01-431-8124
NSN 5935-01-041-8029
NSN 5855-01-068-3683
NSN 6650-00-170-5095
NSN 5990-00-489-7834