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 5990-01-250-4198
NSN 7035-01-465-0391
NSN 5910-01-032-4412
NSN 6650-00-415-3024
NSN 5915-00-794-2991
NSN 6150-00-570-0552
NSN 6150-00-781-3840
NSN 6685-01-014-0712
NSN 5975-01-105-6822
NSN 6610-01-180-2184
NSN 5960-00-100-6045
NSN 5945-01-459-7354