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 5990-00-254-4825
NSN 5910-01-413-5833
NSN 6685-01-494-6163
NSN 5895-01-348-8855
NSN 5855-01-610-1766
NSN 6320-00-450-7014
NSN 5945-01-228-0638
NSN 5935-01-094-8090
NSN 6610-00-040-4124
NSN 5975-01-147-0325
NSN 5855-00-014-5008
NSN 6240-00-578-6763