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 6220-00-583-9889
NSN 5960-01-020-2841
NSN 5990-00-087-3102
NSN 5950-00-492-9809
NSN 6145-01-594-0469
NSN 6620-00-904-2139
NSN 5950-00-365-8865
NSN 6240-00-591-6836
NSN 5930-01-393-6134
NSN 5895-01-393-5001
NSN 4140-00-578-7726
NSN 5965-00-505-2166