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 6650-00-804-2039
NSN 6105-01-007-4736
NSN 5996-01-167-9234
NSN 5975-00-606-6497
NSN 5965-01-284-5076
NSN 5945-00-225-8692
NSN 7035-00-861-7913
NSN 5965-01-196-7760
NSN 5895-01-185-1988
NSN 6220-01-411-5629
NSN 5965-01-537-0023
NSN 5985-00-124-2314