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 6150-01-169-3989
NSN 5905-00-925-8391
NSN 6240-00-466-0703
NSN 5998-01-632-8238
NSN 6110-00-492-9392
NSN 5945-00-155-4290
NSN 5930-01-600-2626
NSN 5920-01-451-7533
NSN 5895-01-646-9979
NSN 5920-00-189-0858
NSN 5996-00-141-3945
NSN 5915-01-469-0320