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 6620-01-483-1138
NSN 6645-00-960-6594
NSN 5990-01-287-1682
NSN 5999-01-481-6438
NSN 6620-01-087-2354
NSN 5990-00-055-1956
NSN 6650-01-476-3329
NSN 5965-00-903-6298
NSN 5965-01-129-1968
NSN 6320-00-405-2348
NSN 5998-01-308-4959
NSN 5950-00-677-3346