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 6610-01-164-2227
NSN 5990-01-054-4255
NSN 5999-01-483-3189
NSN 5895-01-124-1543
NSN 5996-01-654-3315
NSN 6320-01-350-5570
NSN 6220-01-025-1373
NSN 5895-00-531-3598
NSN 6105-00-490-4838
NSN 6685-01-025-8759
NSN 5950-01-531-5525
NSN 5835-01-355-3654