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 5915-00-700-5728
NSN 5925-01-267-4587
NSN 5935-01-246-2487
NSN 6240-01-478-8488
NSN 6320-01-322-8340
NSN 6145-00-553-8196
NSN 6240-01-157-2935
NSN 6240-01-300-8528
NSN 6620-01-091-9697
NSN 6105-00-902-6686
NSN 5910-00-907-6686
NSN 5945-01-354-1625