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 6620-01-648-1594
NSN 6620-01-447-2172
NSN 5915-01-100-2097
NSN 6240-01-152-2662
NSN 5835-01-442-6482
NSN 6650-01-048-1468
NSN 5930-01-106-3686
NSN 5975-01-065-1796
NSN 6610-00-200-8832
NSN 6240-01-530-3554
NSN 6620-01-026-7371
NSN 2925-01-274-8576