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 6220-00-431-5784
NSN 5985-01-646-7012
NSN 6645-00-864-6794
NSN 5996-01-280-5417
NSN 5905-01-576-3254
NSN 6320-00-575-6072
NSN 6105-01-552-5660
NSN 4140-00-155-8012
NSN 5965-00-258-6809
NSN 5975-00-980-2443
NSN 5950-00-796-4348
NSN 6105-00-989-2824