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 6220-01-116-2411
NSN 6240-00-732-0496
NSN 6240-01-252-3642
NSN 2925-01-586-4574
NSN 5930-00-940-9133
NSN 6135-00-643-4843
NSN 6620-00-516-3204
NSN 6150-00-781-7471
NSN 5930-01-498-0418
NSN 6240-01-501-6320
NSN 6610-01-107-2658
NSN 6110-01-413-6996