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 5950-01-633-4086
NSN 5855-01-268-6468
NSN 6240-01-543-0193
NSN 6110-00-243-6607
NSN 2925-00-911-1911
NSN 2925-00-420-8151
NSN 6320-00-925-0558
NSN 2925-01-629-9416
NSN 6320-00-481-7291
NSN 6645-01-643-7151
NSN 5950-00-627-2134
NSN 6105-00-627-2695