Ring with carbon insert; material ring-m-2 tool steel, insert- p-2003 pure carbon; 3.418 in. Min., 3.455 in. Max o.D.; 3.0852 in. Min., 3.0862 in. Max i.D.; 0.118 in. Min., 0.122 in. Max. Thick.
An item of single piece metal knifed edged construction used to form a tight air seal. It is mounted on a rotating portion of the engine. It may be used in conjunction with other seals to prevent oil seepage.
Classification: Parts of nonaircraft gas turbines
NSN 7035-01-361-8821
NSN 6610-00-801-4652
NSN 5925-00-837-8964
NSN 5835-01-336-0462
NSN 5895-01-451-4194
NSN 6150-00-809-9114
NSN 6650-00-971-5054
NSN 5905-01-612-7062
NSN 6145-01-634-0388
NSN 5945-01-095-4532
NSN 7035-00-150-2379
NSN 6110-00-405-2361