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 5975-01-600-6849
NSN 5925-01-336-1928
NSN 6220-01-229-7374
NSN 6110-01-522-1697
NSN 5950-00-260-5591
NSN 6650-01-083-9706
NSN 6610-01-320-6628
NSN 5996-01-398-7266
NSN 5895-01-117-0349
NSN 5895-00-387-4901
NSN 5998-01-271-2328
NSN 5945-00-311-4937