T.O. 2j-tf33-4, fig 14, ind 6
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 4140-00-594-4452
NSN 6220-00-057-8451
NSN 5930-01-520-6951
NSN 5985-01-199-4046
NSN 6650-00-411-4925
NSN 5975-01-080-1259
NSN 6320-01-108-5933
NSN 6650-01-196-4667
NSN 6130-01-641-6435
NSN 5999-01-270-9719
NSN 4140-01-288-7979
NSN 6145-00-197-9010