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 5935-01-383-5949
NSN 5996-01-215-0944
NSN 5998-00-538-0690
NSN 5960-01-632-6576
NSN 5990-00-362-1453
NSN 6650-01-218-4742
NSN 5910-01-417-3160
NSN 6105-01-121-0520
NSN 6110-01-420-4284
NSN 5855-01-622-5992
NSN 5855-01-582-7368
NSN 6320-01-422-0765