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 6130-01-181-1352
NSN 6110-01-241-8816
NSN 5960-00-268-3200
NSN 5998-00-130-3635
NSN 6135-01-620-7299
NSN 2925-01-228-6554
NSN 5895-01-395-3522
NSN 6150-01-367-1923
NSN 6650-00-236-0724
NSN 6240-01-513-0306
NSN 5990-00-683-1095
NSN 5945-00-009-6792