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 6645-01-376-8022
NSN 6620-00-613-3023
NSN 5996-00-827-4273
NSN 5920-01-481-8755
NSN 5950-01-377-3298
NSN 5920-01-467-3246
NSN 5965-00-752-5823
NSN 5996-00-821-5131
NSN 6610-00-225-9886
NSN 5920-01-411-1111
NSN 4140-01-168-1993
NSN 6135-00-945-0015