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 6105-00-168-8638
NSN 5945-00-402-3093
NSN 5935-01-283-6425
NSN 6130-00-417-6200
NSN 6620-00-536-5028
NSN 2925-01-231-6312
NSN 5920-01-069-4538
NSN 6220-01-520-8111
NSN 4140-00-093-7679
NSN 5935-00-130-2599
NSN 5910-00-351-8768
NSN 5910-01-254-4373