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 6240-01-435-5868
NSN 4140-00-994-7145
NSN 6135-01-660-2840
NSN 6150-00-197-4934
NSN 5975-01-057-4371
NSN 5895-01-301-7568
NSN 5930-01-374-4393
NSN 6105-01-040-7815
NSN 4140-01-633-6618
NSN 5975-01-446-6074
NSN 6135-01-154-3526
NSN 5975-00-452-1197