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 5935-00-170-5033
NSN 6130-01-314-0886
NSN 5996-00-081-0787
NSN 5998-01-040-4232
NSN 5960-00-998-4324
NSN 5975-01-339-6276
NSN 5945-01-250-1504
NSN 5945-01-276-1087
NSN 6150-00-094-2664
NSN 6610-01-428-3587
NSN 6130-00-122-2175
NSN 6105-01-019-6188