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 5895-00-213-8538
NSN 5965-01-633-8849
NSN 6130-01-185-7756
NSN 5996-01-123-0792
NSN 2925-01-448-2880
NSN 5915-00-116-2766
NSN 5935-00-843-3497
NSN 5999-00-556-1971
NSN 5996-00-452-2187
NSN 6610-00-641-3015
NSN 5998-01-375-7835
NSN 5975-00-923-7377