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 5950-01-345-3218
NSN 5930-01-630-8635
NSN 6110-01-629-9557
NSN 5975-00-049-7693
NSN 6320-00-578-6898
NSN 7035-01-622-8911
NSN 5965-00-082-4087
NSN 6135-01-084-1609
NSN 6135-01-581-1039
NSN 5990-01-449-7090
NSN 2925-01-063-7876
NSN 5915-01-647-9919