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 5920-01-147-5652
NSN 5925-01-358-6473
NSN 6610-01-383-6982
NSN 6130-00-196-0618
NSN 5935-01-240-1317
NSN 6130-00-553-8758
NSN 5895-01-257-7310
NSN 5930-01-398-9576
NSN 6650-00-086-1571
NSN 6240-01-176-9037
NSN 6620-00-218-4959
NSN 6150-00-249-7955