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 5930-00-318-9133
NSN 6620-01-591-6681
NSN 6110-01-178-7833
NSN 6150-01-364-8688
NSN 5895-00-553-1810
NSN 6130-00-760-9144
NSN 5895-01-424-0311
NSN 5920-01-132-7482
NSN 5960-00-378-1268
NSN 6645-01-209-6881
NSN 6150-01-207-0896
NSN 5935-00-221-1974