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 5945-01-514-0429
NSN 2925-01-283-6740
NSN 6240-01-235-2604
NSN 5915-01-364-7917
NSN 5975-01-619-7869
NSN 4140-01-062-7244
NSN 5985-01-172-2473
NSN 6610-00-243-2099
NSN 6135-00-448-5642
NSN 5990-01-268-6767
NSN 5910-00-136-7049
NSN 6150-01-544-6248