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 6105-01-514-4447
NSN 6240-00-448-5423
NSN 5935-01-491-0822
NSN 5975-01-627-0933
NSN 4140-01-385-3187
NSN 6645-00-526-9476
NSN 6220-00-331-7291
NSN 4140-00-152-7092
NSN 6105-01-483-2102
NSN 5905-01-131-8079
NSN 5935-00-831-6979
NSN 6645-00-239-5743