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 5920-00-687-1270
NSN 5999-01-490-5835
NSN 5835-01-550-1577
NSN 5965-01-390-6725
NSN 5855-00-482-9876
NSN 6320-00-593-0379
NSN 5990-01-400-3299
NSN 5930-01-167-7039
NSN 6145-00-985-8348
NSN 5895-00-863-4146
NSN 5985-01-142-6464
NSN 5905-00-738-5927