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 5935-00-298-2004
NSN 6620-00-257-2783
NSN 5895-00-403-1938
NSN 6240-01-148-0379
NSN 6610-01-442-3509
NSN 6320-01-322-8340
NSN 5975-01-529-7798
NSN 5925-01-193-6056
NSN 5930-01-439-4365
NSN 5910-01-359-5256
NSN 5975-00-940-0473
NSN 6610-01-651-8659