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 5950-01-068-9491
NSN 6320-01-108-5933
NSN 5999-01-416-7770
NSN 7035-00-238-3662
NSN 6130-01-268-2119
NSN 6110-00-618-4171
NSN 5950-01-043-8549
NSN 5895-00-216-5849
NSN 5996-01-089-5339
NSN 5960-01-413-3877
NSN 6220-01-273-0177
NSN 6620-01-633-8443