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 6610-01-319-5039
NSN 5910-01-328-0317
NSN 6220-01-364-3000
NSN 5975-01-068-4125
NSN 6240-00-146-5698
NSN 6240-00-548-3992
NSN 5990-01-612-5323
NSN 5945-00-959-2664
NSN 2925-00-555-8836
NSN 6110-00-110-6853
NSN 5910-01-416-7454
NSN 5950-01-514-7603