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 5965-00-689-1545
NSN 5985-01-634-0635
NSN 6110-01-573-7132
NSN 6105-00-578-3319
NSN 6220-01-592-3183
NSN 5960-00-860-7710
NSN 5975-01-165-2035
NSN 5910-01-006-1429
NSN 5925-00-966-5836
NSN 5975-01-355-3169
NSN 6240-01-630-0123
NSN 6135-01-633-8502