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 5998-00-185-2839
NSN 6150-00-554-7591
NSN 5945-01-569-6674
NSN 5925-00-394-6894
NSN 5999-01-211-8641
NSN 5920-01-068-3135
NSN 5935-00-133-0395
NSN 5975-01-351-8826
NSN 6105-01-505-7080
NSN 5935-01-588-6161
NSN 5915-01-515-3092
NSN 5945-00-703-4908