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 2925-00-115-5857
NSN 6240-01-091-0264
NSN 5960-01-558-7787
NSN 5935-01-337-4998
NSN 6145-01-351-7441
NSN 5930-00-473-3482
NSN 5996-00-319-1820
NSN 5998-00-249-2872
NSN 6220-00-283-5050
NSN 5996-00-799-3549
NSN 5999-01-621-2700
NSN 6610-01-514-7755