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 5910-01-109-4662
NSN 5935-01-148-5453
NSN 6130-01-443-2448
NSN 5999-00-966-2782
NSN 5998-00-067-8413
NSN 5990-00-098-3726
NSN 6620-01-512-2016
NSN 6105-01-367-2859
NSN 6145-01-395-7850
NSN 6610-01-519-3080
NSN 5855-01-068-3683
NSN 5915-01-543-2629