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 5945-01-287-1695
NSN 2925-01-556-0333
NSN 5925-00-309-2404
NSN 5975-01-088-9960
NSN 5835-01-268-1924
NSN 5910-01-134-1234
NSN 6645-01-264-6778
NSN 6150-00-922-8908
NSN 5998-01-641-7666
NSN 6220-01-202-8907
NSN 6110-01-042-9343
NSN 6320-00-575-6072