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 5998-00-541-8792
NSN 5930-01-220-0428
NSN 5920-01-509-4780
NSN 5925-00-189-6467
NSN 5998-00-839-8506
NSN 5935-00-259-0257
NSN 6220-01-505-6072
NSN 6610-00-480-4898
NSN 5835-01-584-1827
NSN 5915-00-843-4555
NSN 6110-00-146-2114
NSN 2925-01-224-1885