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 6150-00-108-2409
NSN 5975-00-727-6099
NSN 5960-00-108-9555
NSN 6150-01-254-8633
NSN 6685-01-051-3794
NSN 5960-00-797-2280
NSN 7035-00-585-2113
NSN 5855-00-821-7512
NSN 6220-01-490-3344
NSN 6620-01-419-5929
NSN 6145-00-166-7950
NSN 5996-01-184-2462