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 6130-01-537-0159
NSN 6110-00-491-8502
NSN 5999-01-202-8707
NSN 6240-01-647-0790
NSN 6650-00-138-3079
NSN 5945-01-130-7539
NSN 6685-01-437-6056
NSN 5965-00-171-1265
NSN 4140-01-579-4615
NSN 6135-01-336-3115
NSN 6105-01-295-4810
NSN 5960-01-648-1872