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 5965-01-612-1537
NSN 5935-01-025-0169
NSN 5910-01-518-7342
NSN 5990-00-249-7887
NSN 5965-01-064-7496
NSN 6650-01-252-8190
NSN 6150-01-113-7574
NSN 6620-01-214-8619
NSN 4140-00-423-6663
NSN 6130-01-056-5251
NSN 6105-00-942-8545
NSN 5965-01-176-1556