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 5855-01-013-6864
NSN 5905-00-156-7154
NSN 4140-01-004-6462
NSN 5998-01-136-1247
NSN 5945-00-189-8783
NSN 4140-00-378-3399
NSN 6150-01-203-6704
NSN 6650-01-586-9997
NSN 5975-01-410-7647
NSN 6110-00-942-1373
NSN 6320-01-308-9392
NSN 5990-01-612-5323