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 6645-01-325-9849
NSN 6105-00-500-7225
NSN 6130-00-711-0528
NSN 5985-01-406-2844
NSN 6105-01-073-4164
NSN 5920-01-578-6279
NSN 5945-01-613-9976
NSN 6650-01-650-5771
NSN 5998-01-158-1853
NSN 6620-00-806-9303
NSN 6240-01-147-5424
NSN 6320-00-593-0379