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 5835-01-180-9441
NSN 2925-01-548-4875
NSN 5895-00-985-4151
NSN 6135-01-089-4888
NSN 5945-01-620-9587
NSN 5960-01-258-0814
NSN 6220-01-522-9115
NSN 5985-00-104-9977
NSN 6320-00-164-4087
NSN 5835-00-564-0057
NSN 5996-00-222-6049
NSN 2925-00-973-9413