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 6320-01-352-5653
NSN 5930-01-157-9392
NSN 5910-01-351-7926
NSN 6610-01-354-7963
NSN 4140-00-407-1326
NSN 6105-00-001-1712
NSN 6620-01-375-6741
NSN 6150-01-508-4947
NSN 5905-00-269-4831
NSN 6610-01-035-1252
NSN 6685-00-679-9965
NSN 5895-00-244-6750