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 5930-01-048-9590
NSN 6105-01-310-9799
NSN 6620-01-437-3146
NSN 6130-01-359-7853
NSN 6650-00-266-6808
NSN 6130-00-134-1746
NSN 6240-01-083-8659
NSN 5985-01-507-0367
NSN 6650-01-072-0379
NSN 5999-01-535-3785
NSN 6620-01-254-7963
NSN 5998-01-003-7136