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 6620-01-161-3704
NSN 4140-01-362-9023
NSN 6145-01-400-1030
NSN 7035-00-938-8289
NSN 6240-01-467-0751
NSN 5935-01-148-8503
NSN 6645-00-226-2270
NSN 5895-00-488-5187
NSN 4140-01-385-4198
NSN 5975-01-203-2774
NSN 5835-01-251-7301
NSN 5905-00-234-9863