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 5945-00-433-0294
NSN 6620-01-562-0615
NSN 6220-00-702-3464
NSN 6620-01-449-3101
NSN 5950-00-466-4215
NSN 5965-01-456-6622
NSN 6320-01-422-1212
NSN 5915-00-469-2961
NSN 5930-01-634-0659
NSN 6220-00-527-1177
NSN 5895-00-262-4331
NSN 5910-01-642-3366