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 5930-01-351-3819
NSN 7035-01-140-2019
NSN 6620-01-034-7636
NSN 5905-01-194-3481
NSN 2925-00-728-8118
NSN 6150-01-112-0003
NSN 5990-01-055-4012
NSN 5835-00-987-9341
NSN 5935-01-279-9749
NSN 5935-01-417-6615
NSN 5945-01-336-2973
NSN 5999-01-448-9750