For fan stage 2
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 4140-00-075-2000
NSN 5930-01-463-8233
NSN 4140-01-237-0218
NSN 5935-01-461-9318
NSN 5999-01-327-3672
NSN 6320-00-701-0437
NSN 5895-01-422-2071
NSN 6610-01-159-0438
NSN 2925-00-735-4979
NSN 5965-01-381-2998
NSN 6150-00-985-1594
NSN 7035-00-968-4848