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 5920-01-430-4081
NSN 5930-01-040-6365
NSN 5930-00-365-2198
NSN 5998-01-432-4024
NSN 5975-01-600-4987
NSN 6130-01-621-0294
NSN 5965-01-005-6617
NSN 6105-00-111-3353
NSN 5910-00-314-3852
NSN 6220-00-386-0997
NSN 5910-01-019-5120
NSN 5835-00-647-2104