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 5905-00-286-8564
NSN 5835-01-478-9428
NSN 5935-00-083-1029
NSN 5910-00-358-6984
NSN 5960-01-328-8248
NSN 5945-01-076-1744
NSN 5915-00-452-2227
NSN 6145-01-510-2083
NSN 5960-01-658-9538
NSN 6320-01-607-0347
NSN 5925-01-401-5314
NSN 6220-00-823-6688