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 5855-01-434-7520
NSN 6135-00-519-1325
NSN 6150-00-003-9733
NSN 6620-01-229-7381
NSN 6645-01-062-6705
NSN 5965-01-043-9357
NSN 6320-01-443-6975
NSN 5998-00-525-9976
NSN 5855-01-658-4510
NSN 6645-01-018-7664
NSN 7035-01-513-3025
NSN 5990-01-278-9985