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 6135-01-612-9488
NSN 5910-01-602-6583
NSN 7035-01-271-1643
NSN 7035-00-703-3535
NSN 5930-01-423-0098
NSN 5998-01-166-5155
NSN 6320-00-823-2015
NSN 7035-00-009-8705
NSN 5920-00-853-4893
NSN 6650-00-955-2802
NSN 5999-01-521-9225
NSN 6620-01-412-7426