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 5935-01-158-0041
NSN 5999-01-440-9115
NSN 5998-00-004-5592
NSN 6105-01-209-8509
NSN 5925-00-896-3113
NSN 6105-00-031-0081
NSN 7035-00-703-3535
NSN 5996-00-239-4782
NSN 5990-01-591-8797
NSN 6610-01-303-2281
NSN 5895-01-075-1667
NSN 5920-00-672-0691