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 6320-01-399-6177
NSN 5935-01-301-4826
NSN 5950-00-266-9058
NSN 5835-01-263-1293
NSN 5855-00-125-0780
NSN 4140-01-536-1104
NSN 5855-01-187-2293
NSN 5910-00-177-8291
NSN 5998-01-361-8822
NSN 5999-01-611-6665
NSN 6110-01-607-0891
NSN 5895-00-118-7779