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 5930-01-294-9728
NSN 5910-00-753-2850
NSN 5998-01-166-3450
NSN 5965-01-552-1471
NSN 6130-01-075-6724
NSN 6135-01-416-8342
NSN 5990-00-003-4464
NSN 5950-00-471-9810
NSN 5835-00-813-1724
NSN 5905-01-276-8232
NSN 6650-00-404-4400
NSN 6620-00-511-3355