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 5930-00-248-1597
NSN 5996-00-803-4595
NSN 5999-01-508-4379
NSN 5905-00-268-2535
NSN 6610-01-370-3886
NSN 6240-01-401-5340
NSN 5935-00-907-4962
NSN 5999-01-385-6542
NSN 6320-00-299-3090
NSN 6610-00-222-4108
NSN 5998-01-356-6145
NSN 6620-01-265-2887