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 5855-01-180-5369
NSN 5920-01-017-0687
NSN 5999-00-936-3776
NSN 5910-01-263-7798
NSN 5996-01-408-5632
NSN 5950-01-332-6620
NSN 5935-01-571-7910
NSN 7035-01-641-7895
NSN 6240-01-642-7282
NSN 5920-01-024-9190
NSN 5965-01-381-4879
NSN 6150-00-938-6031