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 5996-01-145-2784
NSN 5935-01-542-4110
NSN 6320-01-078-8257
NSN 6145-01-466-2004
NSN 5855-00-586-6255
NSN 5945-00-073-6384
NSN 6135-01-290-1594
NSN 5990-01-287-1682
NSN 5835-00-071-5739
NSN 6240-01-356-0277
NSN 5925-01-611-9080
NSN 6130-00-413-4683