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 6145-01-390-4204
NSN 5950-01-143-7950
NSN 7035-00-803-3056
NSN 5915-00-128-8808
NSN 5930-01-201-1473
NSN 6135-00-351-8606
NSN 6620-00-880-7728
NSN 6150-00-056-3093
NSN 5945-00-282-3181
NSN 5925-01-350-3169
NSN 5950-01-271-6498
NSN 7035-01-106-3476