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 5935-01-499-9306
NSN 5998-01-195-8354
NSN 6620-00-526-8996
NSN 5925-01-335-6463
NSN 5945-00-687-2072
NSN 4140-01-190-2464
NSN 6135-01-334-3935
NSN 5895-01-173-6109
NSN 6620-01-256-9703
NSN 4140-00-495-2848
NSN 6240-01-090-9146
NSN 6130-01-046-1727