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 6110-01-125-6654
NSN 5950-01-551-2820
NSN 5999-01-192-6479
NSN 5996-00-127-3325
NSN 5930-00-707-6899
NSN 5945-00-838-1340
NSN 2925-01-471-4912
NSN 5975-01-311-6883
NSN 6650-01-486-8324
NSN 5915-01-618-6397
NSN 5950-01-410-2751
NSN 5990-01-433-3786