A rigid metallic item, generally circular. It may be formed of segmented arcs. It is designed to prevent leakage of air in an engine, gas turbine, aircraft. It may be of various cross-sectional shapes. It may have mounting facilities. It may act as a spacer but its primary function is as an air seal.
Classification: Parts of gas turbine aircraft engines, other than for use in civil aircraft
NSN 6240-01-317-7924
NSN 5835-01-432-1277
NSN 6145-01-621-8846
NSN 5920-01-048-6907
NSN 5985-01-456-5023
NSN 5950-01-395-5306
NSN 5960-00-136-2505
NSN 6130-01-169-1427
NSN 6135-01-420-5907
NSN 5996-01-508-2467
NSN 6645-01-232-4843
NSN 6650-00-942-1231