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 5996-01-466-0431
NSN 6130-01-400-6123
NSN 5935-00-142-9160
NSN 6620-01-167-0881
NSN 6320-01-386-3491
NSN 6240-01-426-2190
NSN 6320-00-521-9350
NSN 6150-00-068-1480
NSN 5930-01-357-8000
NSN 6610-01-519-3080
NSN 5950-00-566-9501
NSN 5998-01-412-4790