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 5935-00-947-8428
NSN 5895-01-489-5673
NSN 5910-01-256-1823
NSN 6685-01-168-3793
NSN 5996-01-460-0840
NSN 2925-00-149-0760
NSN 4140-01-578-6088
NSN 5975-01-147-6099
NSN 5930-01-306-6234
NSN 5930-01-421-7832
NSN 6685-01-004-3156
NSN 6650-01-426-4253