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 2925-01-469-8229
NSN 6150-00-740-8011
NSN 5920-00-521-2981
NSN 5930-00-554-1064
NSN 6220-01-135-8998
NSN 5960-01-196-9203
NSN 5930-00-101-2178
NSN 5920-00-455-9743
NSN 6130-01-449-1178
NSN 5999-01-211-2021
NSN 5990-01-054-4255
NSN 5920-01-065-1824