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 6685-01-549-9146
NSN 5935-01-652-1890
NSN 6135-01-348-8264
NSN 5930-01-511-0422
NSN 5905-00-450-0109
NSN 5915-01-519-3287
NSN 5985-01-406-5209
NSN 6135-01-448-1615
NSN 5950-01-488-5526
NSN 5950-01-199-5342
NSN 5930-00-683-9446
NSN 5945-01-573-2418