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 5998-01-205-8550
NSN 2925-01-568-3705
NSN 4140-01-032-7621
NSN 6620-01-182-0282
NSN 6320-00-546-9249
NSN 4140-01-419-5976
NSN 6645-01-311-9794
NSN 6240-01-153-2861
NSN 5925-01-196-2083
NSN 6220-01-069-2340
NSN 5999-01-497-7924
NSN 5996-01-528-7850