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 6650-01-585-5775
NSN 6110-00-453-4104
NSN 5996-01-296-2515
NSN 5996-00-404-7813
NSN 6645-00-385-3684
NSN 5990-00-791-4064
NSN 5960-01-065-0273
NSN 5999-01-117-5800
NSN 5835-01-219-0586
NSN 6105-00-465-6298
NSN 5960-01-128-0850
NSN 6650-01-272-8864