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 5965-00-330-9672
NSN 5975-01-370-3344
NSN 5920-01-322-6987
NSN 5905-01-371-3097
NSN 6105-00-621-1964
NSN 6320-00-343-1798
NSN 5960-00-001-7503
NSN 5915-01-442-2830
NSN 4140-00-540-3782
NSN 6220-01-467-2268
NSN 5996-01-176-8878
NSN 6610-00-500-0180