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 5999-01-049-4623
NSN 4140-00-447-1613
NSN 5895-01-566-0234
NSN 6130-00-712-0431
NSN 6130-01-462-5428
NSN 5935-00-269-5516
NSN 5950-01-449-9861
NSN 5998-01-390-5458
NSN 5935-00-120-1274
NSN 6610-01-152-1463
NSN 5985-01-654-4058
NSN 5925-01-269-9002