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 5930-01-456-4034
NSN 6650-01-145-5173
NSN 6105-00-862-8374
NSN 6645-00-752-2939
NSN 6145-01-529-2713
NSN 6105-01-317-3332
NSN 5985-00-176-1499
NSN 5935-00-900-3497
NSN 5905-01-089-8603
NSN 5930-01-434-3187
NSN 5960-01-563-0020
NSN 6240-01-327-4120