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 5960-01-013-0079
NSN 6645-00-946-0475
NSN 4140-01-297-5148
NSN 5996-01-546-8008
NSN 5998-00-126-7341
NSN 5935-00-126-2911
NSN 6150-00-227-2424
NSN 5895-00-902-1415
NSN 5975-00-443-5625
NSN 5895-01-605-2008
NSN 4140-00-402-3223
NSN 6240-01-633-9357