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 6650-00-894-8634
NSN 5835-01-575-5053
NSN 5920-01-272-8902
NSN 5915-00-739-7331
NSN 4140-01-238-8371
NSN 5965-01-512-9925
NSN 6145-00-114-0197
NSN 5925-00-280-2273
NSN 5930-01-130-6507
NSN 5935-01-495-6775
NSN 5998-00-633-5169
NSN 5835-00-003-0295