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 5895-01-591-7218
NSN 5935-00-718-1279
NSN 5835-01-485-0210
NSN 4140-01-418-4155
NSN 5895-01-276-8161
NSN 6320-01-498-4954
NSN 6620-01-357-7751
NSN 5905-01-172-7955
NSN 6240-01-205-0005
NSN 5945-01-467-9886
NSN 5960-01-328-8248
NSN 5910-01-463-2429