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 5930-00-947-3968
NSN 6105-01-170-5420
NSN 5998-00-796-9367
NSN 5945-01-651-5308
NSN 6320-01-445-5893
NSN 6105-00-395-7045
NSN 5975-01-509-8983
NSN 6320-00-149-7570
NSN 5975-00-578-3959
NSN 5990-00-936-7299
NSN 4140-01-159-2639
NSN 5975-01-510-4355