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 5999-01-495-1498
NSN 5998-01-417-3149
NSN 6220-01-544-4837
NSN 5960-01-582-6167
NSN 5935-01-383-5949
NSN 5930-01-513-9973
NSN 5910-01-530-4428
NSN 6650-01-207-2905
NSN 4140-00-438-2485
NSN 6110-01-112-0675
NSN 5996-01-227-3005
NSN 5945-00-583-6762