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 5998-01-180-5853
NSN 6220-01-124-4062
NSN 6135-01-468-6491
NSN 5965-00-347-0231
NSN 6240-01-430-6937
NSN 6135-01-615-6205
NSN 5920-01-151-2773
NSN 6610-01-350-5590
NSN 5930-01-111-8685
NSN 5935-01-568-5838
NSN 5930-00-107-2690
NSN 5960-01-328-8248