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 6145-01-628-3285
NSN 5930-00-652-9415
NSN 6145-00-904-0279
NSN 5895-01-600-3060
NSN 6110-01-472-1963
NSN 6685-01-338-6131
NSN 2925-01-535-7235
NSN 6130-01-464-1839
NSN 5935-01-504-2598
NSN 5990-01-229-3003
NSN 5945-00-934-9045
NSN 6130-00-127-0685