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 6620-01-173-8804
NSN 5950-00-771-8356
NSN 6130-01-442-6491
NSN 6650-00-527-7451
NSN 6110-01-075-2405
NSN 5999-01-054-1384
NSN 5996-01-453-7687
NSN 5855-00-586-6255
NSN 5925-00-166-3444
NSN 5930-01-506-0788
NSN 5999-00-881-5836
NSN 5895-00-932-4711