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 5999-00-269-3663
NSN 5855-00-281-3843
NSN 5950-01-327-3599
NSN 5960-00-481-4034
NSN 6150-00-392-0994
NSN 5920-00-529-0618
NSN 5975-01-257-4425
NSN 5985-01-621-2171
NSN 7035-00-349-8571
NSN 5985-01-503-0389
NSN 5990-01-626-1249
NSN 6135-00-120-1034