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 5985-01-123-4804
NSN 5985-01-164-7405
NSN 6240-01-633-9357
NSN 6130-01-140-0250
NSN 7035-00-679-9027
NSN 5915-00-233-4501
NSN 7035-01-535-9423
NSN 5945-01-647-8826
NSN 5998-01-368-0945
NSN 6320-00-149-7570
NSN 5920-01-324-2054
NSN 6110-01-326-9223