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 5975-01-292-1882
NSN 5998-01-130-8322
NSN 5960-01-178-7500
NSN 6105-00-252-9017
NSN 5998-01-350-3411
NSN 5920-01-303-6841
NSN 5895-01-200-7150
NSN 5915-00-723-6884
NSN 6130-01-487-7473
NSN 5835-00-807-5632
NSN 5999-01-113-8734
NSN 5915-01-497-2821