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 5998-00-138-5265
NSN 5905-01-462-5965
NSN 5925-01-147-5725
NSN 5996-01-020-5759
NSN 6240-01-107-4079
NSN 5935-01-634-0668
NSN 6685-01-319-6478
NSN 6620-01-023-2938
NSN 6320-00-115-0883
NSN 5999-00-966-1104
NSN 5935-00-410-2713
NSN 6320-00-925-0558