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 5996-01-207-2724
NSN 6610-00-155-1334
NSN 5990-01-421-5342
NSN 5975-01-068-0656
NSN 6320-00-164-4087
NSN 6610-00-756-0589
NSN 6610-01-364-0294
NSN 5930-00-829-9019
NSN 6130-00-969-5804
NSN 6610-01-580-3272
NSN 6105-01-100-1857
NSN 5950-01-112-0085