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 6240-00-839-7440
NSN 5905-01-359-8885
NSN 5930-00-139-6663
NSN 5998-01-039-2127
NSN 6145-01-312-2265
NSN 5910-01-468-8364
NSN 5835-01-515-6537
NSN 5835-01-286-6499
NSN 5935-01-243-1828
NSN 5965-01-485-3455
NSN 7035-01-386-5722
NSN 5985-01-452-5897