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 5935-01-634-0668
NSN 5998-01-622-5344
NSN 6150-00-858-3672
NSN 6240-00-724-5421
NSN 5905-01-569-2954
NSN 5905-00-043-4121
NSN 6150-01-433-2692
NSN 6620-00-643-1402
NSN 5910-01-259-5642
NSN 5930-01-357-6121
NSN 5990-01-539-4653
NSN 5925-00-167-7513