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 5990-00-419-7584
NSN 2925-01-016-0876
NSN 6685-00-486-8278
NSN 6650-01-605-2302
NSN 6650-01-412-1040
NSN 6610-01-426-5090
NSN 5990-01-376-8930
NSN 6150-00-139-1566
NSN 5910-01-234-6362
NSN 6110-00-763-7152
NSN 5910-01-596-2780
NSN 5985-00-228-6296