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 6105-00-161-8434
NSN 5925-01-196-5123
NSN 5920-01-323-6369
NSN 6610-01-133-2602
NSN 6650-00-185-3133
NSN 5895-00-358-1922
NSN 5975-01-173-6936
NSN 6620-01-612-6360
NSN 4140-01-347-5684
NSN 7035-01-256-9598
NSN 5985-01-445-6667
NSN 7035-01-152-7331