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 5985-01-565-1516
NSN 5990-01-471-0494
NSN 5950-00-277-4701
NSN 5960-01-289-4898
NSN 5950-00-906-2273
NSN 5915-01-432-2326
NSN 5950-01-145-5852
NSN 5985-01-259-7463
NSN 5975-00-774-5556
NSN 5985-01-542-4643
NSN 6105-01-605-3555
NSN 5930-00-573-5809