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 5910-01-170-1750
NSN 5965-01-434-8759
NSN 7035-00-455-7666
NSN 6685-01-244-3226
NSN 5945-01-432-1708
NSN 7035-01-232-7263
NSN 6220-00-049-7834
NSN 5960-01-457-0157
NSN 6620-00-643-1402
NSN 6240-00-255-0163
NSN 6150-01-227-1924
NSN 4140-01-099-9675