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 6645-01-107-5699
NSN 4140-01-659-4164
NSN 5950-01-444-4588
NSN 5950-00-850-5585
NSN 6240-01-591-5107
NSN 6650-01-090-0719
NSN 6105-01-485-4680
NSN 6110-01-134-1685
NSN 6320-01-457-2805
NSN 5996-01-529-2270
NSN 5835-01-384-3206
NSN 5998-01-152-1221