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 6220-01-412-0687
NSN 5960-00-601-3118
NSN 6150-00-481-4763
NSN 5965-00-698-0433
NSN 6220-01-418-6954
NSN 6130-01-158-0736
NSN 6620-00-760-4332
NSN 5930-01-628-4235
NSN 5920-01-620-3282
NSN 5945-00-932-3335
NSN 6105-01-045-3973
NSN 6610-00-758-2385