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 5985-01-222-6861
NSN 5915-01-159-7016
NSN 2925-01-513-0720
NSN 6620-00-675-3342
NSN 5930-01-394-4964
NSN 5985-01-009-6437
NSN 6220-01-399-6661
NSN 6135-00-170-8819
NSN 2925-01-264-5256
NSN 5975-00-973-6949
NSN 4140-00-086-7559
NSN 5835-00-698-9824