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 5960-00-027-5248
NSN 6610-01-536-1252
NSN 4140-01-312-2361
NSN 5915-01-301-1541
NSN 5975-00-072-6075
NSN 5915-01-322-8934
NSN 6110-01-438-1140
NSN 6110-01-329-6387
NSN 7035-01-123-8723
NSN 5835-01-261-2978
NSN 5915-01-534-9770
NSN 5998-01-264-7610