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 5895-01-323-4754
NSN 4140-01-575-8943
NSN 6645-00-107-2148
NSN 7035-01-642-6950
NSN 7035-01-385-7306
NSN 5950-00-399-1037
NSN 6650-01-467-2355
NSN 6105-00-408-5552
NSN 5975-01-003-8937
NSN 5930-01-179-3779
NSN 6110-00-820-1660
NSN 5915-01-013-8995