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 5915-01-465-1155
NSN 5950-01-090-8566
NSN 5930-00-518-4790
NSN 6150-00-869-8785
NSN 6650-01-539-6634
NSN 6650-01-615-0788
NSN 5990-01-532-6113
NSN 5930-00-758-4634
NSN 5945-00-133-5688
NSN 5985-01-283-9632
NSN 6105-01-172-8977
NSN 6135-01-400-2947