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 6650-01-431-9625
NSN 6150-00-258-3761
NSN 6110-01-585-3744
NSN 6110-01-231-2568
NSN 6240-00-297-3919
NSN 6145-00-375-5224
NSN 6150-01-018-3764
NSN 6110-00-672-2863
NSN 6620-00-296-6762
NSN 5835-01-412-0344
NSN 5975-00-553-7151
NSN 5950-00-715-1992