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 5935-01-626-2921
NSN 6650-01-193-3666
NSN 5915-01-099-7064
NSN 5910-01-118-5687
NSN 5925-00-269-2685
NSN 2925-01-442-4171
NSN 6240-00-249-6259
NSN 6135-01-556-3352
NSN 5990-01-097-4721
NSN 6610-01-503-8914
NSN 5975-00-998-1358
NSN 5855-01-260-7445