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 5935-01-562-8309
NSN 6645-00-103-2517
NSN 5996-01-657-0097
NSN 5999-01-519-7910
NSN 5960-01-421-0887
NSN 5945-01-658-7697
NSN 5945-00-392-1946
NSN 5999-01-487-2681
NSN 6220-01-519-9305
NSN 5910-00-584-6310
NSN 4140-00-528-2921
NSN 5905-01-189-8032