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 6650-00-583-1735
NSN 2925-01-446-6523
NSN 6610-00-824-8616
NSN 5999-01-087-6344
NSN 5835-00-198-4936
NSN 5930-00-826-6165
NSN 6110-00-168-8683
NSN 5910-01-310-7585
NSN 4140-01-239-2309
NSN 5999-00-716-9190
NSN 5965-01-331-1644
NSN 5950-01-055-1270