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 5965-01-365-7470
NSN 5855-01-487-8872
NSN 5915-01-456-5374
NSN 5935-00-694-2762
NSN 5998-00-452-0329
NSN 5998-00-294-2438
NSN 6150-00-222-8988
NSN 6620-00-186-8220
NSN 6145-00-259-6946
NSN 7035-00-870-0290
NSN 6240-00-196-6472
NSN 6105-01-317-7282