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 2925-00-491-3549
NSN 6105-01-180-3904
NSN 5985-01-475-7004
NSN 2925-00-066-9700
NSN 6620-00-303-9947
NSN 5965-01-256-9460
NSN 6130-00-348-1410
NSN 5985-00-397-7296
NSN 6220-01-004-3365
NSN 4140-00-458-3327
NSN 6650-01-367-5172
NSN 5895-01-564-5095