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 5945-01-243-8477
NSN 5905-00-489-0805
NSN 5855-01-115-9014
NSN 5910-01-179-4767
NSN 5925-00-013-1258
NSN 5915-01-558-2863
NSN 5990-01-436-7191
NSN 5930-00-258-5464
NSN 6645-01-206-4888
NSN 6240-01-480-8996
NSN 6645-01-169-2798
NSN 5930-01-340-2439