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 6650-01-088-5199
NSN 5998-00-424-4702
NSN 5985-01-428-6332
NSN 5925-01-506-4208
NSN 5998-01-359-9680
NSN 6620-01-327-3011
NSN 5985-00-604-9345
NSN 6130-01-458-2219
NSN 6320-01-461-1390
NSN 5915-01-006-7821
NSN 6650-01-413-0133
NSN 7035-00-300-3208